Your search - construct a right triangle ABC in which base ABC in which baseBC =4.8cm,AngleB=90 degree and AC=6.2cm.

Answers

Answer 1

Answer:

AB = 3.9CM ; A = 51° ; C = 39°

Step-by-step explanation:

Base BC = 4.8cm

AC = 6.2cm

Angle B = 90°

Using trigonometry, the length of AB can be obtained thus :

AB^2 = AC^2 - BC^2

AB^2 = 6.2^2 - 4.8^2

AB^2 = 38.44 - 23.04

AB^2 = 15.4

AB = sqrt(15.4)

AB = 3.92 cm

Angle A :

Using :

Sinα = opposite / hypotenus

Sinα = 4.8 / 6.2

Sinα = 0.7741935

α = sin^-1 (0.7741935)

α = 50.73

A = 51° (approximately)

Angle C ;

(A + B + C) = 180 (Sum of angles in a triangle)

51 + 90 + C = 180

141 + C = 180

C = 180 - 141

C = 39°

Your Search - Construct A Right Triangle ABC In Which Base ABC In Which BaseBC =4.8cm,AngleB=90 Degree

Related Questions

Which point represents the quotient of StartFraction 4 + 3 I Over negative I EndFraction ? A B C D

Answers

Answer:

in my knowledge

option A...

Step-by-step explanation:

....

...

...

..

Answer:

B

Step-by-step explanation:

Fill in the information in the table. The first is done for you

Answers

Answer:

≥                                         closed dot

<                                           open dot

≤     less than or equal to   closed dot

There are the missing blanks

A students cost for last semester at her community college was 2100 she spent 231 of that on books what percent of last semesters college costs was spent on books

Answers

Answer:  11%

Work Shown:

Divide the two amounts, smaller over bigger, to get

231/2100 = 0.11

Then move the decimal point over two spots to the right to get to 11%

Note how 11% of 2100 = 0.11*2100 = 231.

The diagonals of a quadrilateral QRST intersect at P(2,3). QRST has vertices at Q(3,6) and R(-3,5). What must be the coordinates of S and T to ensure that QRST is a parallelogram?

Answers

Answer:

S (1 , 0)

T (7 , 1)

Step-by-step explanation:

If QRST is a parallelogram, P is the mid point of segment QS and segment RT.

Basic formula for mid-point of segment: ((x1+x2)/2 , (y1+y2)/2)

T (x₁ , y₁)    S (x₂ , y₂)   P (2 , 3)    Q (3 , 6)   R (-3 , 5)

2 = (x₁ + (-3))/2         x₁ = 7

3 = (y₁ + 5)/2            y₁ = 1

T (7 , 1)

2 = (x₂ + 3))/2         x₂ = 1

3 = (y₂ + 6)/2           y₂ = 0

S (1 , 0)

fill the blanks please

Answers

Answer:

1) 4

2) 2

3) 5

4) 8

Step-by-step explanation:

All you have to do in this question is to substitute what they are telling you.

First blank:

They told us that m is 0 so if we plug that into the equation we can get s.

[tex]2m+4s=16\\2(0)+4s=16\\4s=16\\s=4[/tex]

In this one if m is 0, s will have to be 4.

Second blank:

They told us that s is 3 so if we plug in that into the equation we can get m.

[tex]2m+4s=16\\2m+4(3)=16\\2m+12=16\\2m=4\\m=2[/tex]

In this one if s is 3, m will have to be 2.

Third blank:

They told us that m is -2 so if we plug that into the equation we can get s.

[tex]2m+4s=16\\2(-2)+4s=16\\-4+4s=16\\4s=20\\s=5[/tex]

In this one if m is -2, s will be 5.

Fourth blank:

They told us that s is 0 so if we plug into the equation we can get m.

[tex]2m+4s=16\\2m+4(0)=16\\2m=16\\m=8[/tex]

In this one if s is 0, then m will be 8.

Solve the system by substitution.

x=5y+3

2x+4y=-1

The solution is (__,__)
.

Answers

Answer:

((1)/(2),-(1)/(2))

Step-by-step explanation:

what value is equivalent to 108-8x(5-2)-60

Answers

Answer:

-28    +    -1    =    -29

     -14    +    -2    =    -16

     -7    +    -4    =    -11

     -4    +    -7    =    -11

     -2    +    -14    =    -16

     -1    +    -28    =    -29

     1    +    28    =    29

     2    +    14    =    16

     4    +    7    =    11

     7    +    4    =    11

     14    +    2    =    16

     28    +    1    =    29

Step-by-step explanation:

Answer:

6/7

Step-by-step explanation:

108 - 40x - 16x - 60

-40x -16x = -108 +60

-56x = -48

x = 6/7

Víctor claims that when 1/6 is divided by a fraction the result will always be greater than 1/6 find an example of a fraction that supports victors claim and an example of a fraction that contradicts victors claim

Answers

Answer:

Step-by-step explanation:

Choose a random fraction less than 1. I will choose 1/4.

1/6 ÷ 1/4 = 1/6 × 4/1 = 4/6 = 2/3

2/3 > 1/6 so this example supports his claim.

Now chose a fraction greater than 1. I will choose 4/3

1/6 ÷ 4/3 = 1/6 * 3/4 = 3/24

3/24 < 1/6 so this contradicts his claim

(04.01 LC)

Which of the tables represents a function? (5 points)
Table A
Input Output
5 3
5 2
4 1
Table B
Input Output
1 2
3 2
5 3
Table C
Input Output
0 0
1 2
1 3
Table D
Input Output
4 2
4 3
4 4

Answers

9514 1404 393

Answer:

  Table B

Step-by-step explanation:

If a table is to represent a function, it cannot have any repeated input values.

Table A repeats the input value 5.

Table C repeats the input value 1.

Table D repeats the input value 4.

Table B represents a function.

There are 874 pieces of candy in the piñata. There are 23 children at the party, and they all agreed to split the candy equally. How many pieces of candy will each child receive?

Answers

Answer:

38 candies.

Step-by-step explanation:

Given the following data;

Total number of candy = 874

Total number of children = 23

Since we know that they are all sharing it equally, each child would get;

Each child = 874/23

Each child = 38 candies.

one number is three times another, and four times the smaller added to five times the greater amounts to 133; find them​

Answers

Step-by-step explanation:

S=smaller number; L=larger number=3S

.

4S+5L=133

4S+5(3S)=133

4S+15S=133

19S=133

S=7 ANSWER 1: The smaller number is 7.

.

L=3S=3(7)=21 ANSWER 2: The larger number is 21.

.

CHECK:

4S+5L=133

4(7)+5(21)=133

28+105=133

133=133

Given the relation y = −4x2 − 8, if the input is 2, what is the output? (4 points) 8 −8 −16 −24

Answers

Answer:

-4x^2 - 8......input (x) = 2

Step-by-step explanation:

-4(2^2) - 8 =

-4(4) - 8 =

-16 - 8 =

- 24 <==

i hope this helps you :)

the graph shows the cost of some taxi journeys. work out a formula for C in terms of n.

Answers

Given:

The graph of cost of taxi with respect to number of miles.

To find:

The formula for C in terms of n.

Solution:

In the given graph x axis represents the number of miles (n) and y-axis represents the cost of taxi (C).

From the given graph it is clear that, the line passes through the points (0,3) and (5,6). So, the equation of line is

[tex]y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]

[tex]y-3=\dfrac{6-3}{5-0}(x-0)[/tex]

[tex]y-3=\dfrac{3}{5}(x)[/tex]

Adding 3 on both sides, we get

[tex]y=\dfrac{3}{5}x+3[/tex]

Putting y=C and x=n, we get

[tex]C=\dfrac{3}{5}n+3[/tex]

Therefore, the required formula is [tex]C=\dfrac{3}{5}n+3[/tex].

Answer:

c=3/5n+3

Step-by-step explanation:

PLEASE PLEASE HELP I WILL GIVE BRAINALIST AND EXTRA POINTS

Answers

4- you can represent the siblings by
j+(1+2j)+(j-3)=26
Combine like terms
4J-2=26
4j=28
J=7

5- she paid 5.50 for 5 pounds (then got .50 off)

Melanie has a ribbon that is 18 inches long. She cut the ribbon into 3 equal pieces. Then she cut each of those pieces in half. How many small pieces of ribbon are there? how long is each pieces​

Answers

Answer:

I guess there are 6 small pieces but dont know how long they are sry

Answer:

12 small piece of ribbon, each 3/2 inches long

Step-by-step explanation:

one 18" long ribbon divided into 3 equal pieces will produce three 6 inch ribbons

three 6" ribbons, each one cut in half (or divided by 2), equals 12 pieces

each one  being 18/12 inches long; which reduces to 3/2

I don't understand ​

Answers

Answer:

b I'm sure byyyyyyyyyyyyy

What are the coordinates of D’ when the quadrilateral is reflected across the line y = x?

On a coordinate plane, quadrilateral A B C D has points (1, 2), (2, 4), (4, 3), (3, 1).

(1, 3)

(2, 4)

(3, 4)

(1, 1)

Answers

Answer:

(1, 3)

Step-by-step explanation:

If quadrilateral ABCD is reflected across the line y = x, then the x- and y-coordinates get reversed. Since the coordinates of point D are (3, 1), then the coordinates of point D' are (1, 3).

Answer:

its a its aaaa itsssssssssssssssssssssss aaaaaaaa sorry im just in a good mood

Step-by-step explanation:

Simplify: x^2y-5 * x^y+8

Answers

Are you sure you wrote the right equation? Because this is the simplest form.

factor completely 4n^2-28n+49

Answers

Answer:

Then it would be 4n squared + 21

Step-by-step explanation:

Answer:

(2n - 7)^2

Step-by-step explanation:

both 4n^2 and 49 are perfect squares so take their square roots and get 2n and 7

what is the distance of KF. round to the nearest tenths ​

Answers

Answer:

its 9.2

Step-by-step explanation:

Well i counted 7 units (x-axis) and 6 units (y axis). 6 squared is 36 and 7 squared is 49. Add them together and get 85. Square root 85 and youll get 9.21954445729. Round it to the nearest tenths and get 9.2

what is 60 /−3 and how do you solve

Answers

the answer is -20 and you solve by putting it in the calculator

Answer:-20

Step-by-step explanation:

First divide 60 by 3 as you would regularly.

Your answer should be 20

Make sure to remember when multiplying with integers:

negative x negative = positive

positive x positive = positive

negative x positive = negative

positive x negative = negative

Make sure to remember when dividing with integers:

positive / positive = positive

negative / negative = positive

positive / negative = negative

negative / positive = negative

Because this question is a "positive / negative" your answer would be negative. Therefore your answer is -20

I hope this helps! :)

What is the simplified expression for (screenshot)
A. 3/4
B. 4/3
C. 4²/3
D. 3³/4

Answers

Answer:

B. 4/3

Step-by-step explanation:

[tex] \frac{ {4}^{ - 3} . {3}^{4} . {4}^{2} }{ {3}^{5} . {4}^{ - 2} } \\ \\ = \frac{ {4}^{ - 3} . {4}^{2 + 2} }{ {3}^{5 - 4}} \\ \\ = \frac{ {4}^{ - 3} . {4}^{4} }{ {3}^{1}} \\ \\ = \frac{ {4}^{4 - 3} }{ {3}^{1}} \\ \\ = \frac{ {4}^{1} }{ {3}^{1}} \\ \\ = \frac{4}{3} [/tex]

Answer:

B. 4/3

Step-by-step explanation:

(4^-3 . 3^4 . 4^2)/(3^5 . 4^-2)

4^-3 . 4^2/ 4^-2 . 3^4/ 3^5

4^(-3+2-(-2)) . 3^(4-5)

4^1 . 3^-1

4 . 1/3 = 4/3

need help with number 2 please ​

Answers

Answer:

x=3 , y=-1

Step-by-step explanation:

9x-13=6x-4

9x-6x=13-4

3x=9

x=3

9y+16=4y+11

9y-4y=11-16

5y=-5

y=-1

Simplify the expression:
5.1 + 8.8t - 2.2t + 7.4t

Answers

Answer:

14t + 5.1

General Formulas and Concepts:

Algebra I

Combining Like Terms

Step-by-step explanation:

Step 1: Define Expression

5.1 + 8.8t - 2.2t + 7.4t

Step 2: Simplify

Combine like terms (t):                    14t + 5.1

5(4x+8). Answer this questions I already know the answer. Since winter break is over. Tell me what you got for Christmas. Also, Happy New Years

Answers

Answer:

20x + 40

Step-by-step explanation:

5(4x + 8)

20x + 40

Happy Holidays! For Christmas, I got something... what was it again? Hmm I think it was a pair of earbuds :D

Well on Christmas I just made chocolates and ate them-

As for New Years, Happy New Year! :D

Answer: I got a kitty headphones, and this games board and also a letter of my name :)

Step-by-step explanation:

Hi guys im quite confused here because my teacher talked too fast, can someone help me find out how did 4 turned into 64. heres my problem in the attachment.

Answers

They distributed the power that is outside the parenthesis. As you can see the outside 3 is multiplied by each inside power which leads to your answer
Hiii...I am new in Brainly...plz thnx my this & 5-6 other ans plzzzz

So here in equation 4 has been cubed
As 4³ is (4×4×4) is 64

2637737272828288 x 27277272782728282 =?

Answers

Answer:

21

Step-by-step explanation:

Sorry I had too

HELPPPPPP MEEEEE ASAP

Answers

2187 is the answer ! <3

Answer:

3 to the power of 7 is 2,187.

Step-by-step explanation:

3x3x3x3x3x3x3=2,187

Can someone please simplify this expression?
8.6f + 9.2 - 7.2 - 7.2f

Answers

Answer:

Step-by-step explanation:

8.6f-7.2f+9.2-7.2=1.4f+2=2(0.7f+1)

PLEASE HELP ASSP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

r = 8.2

Step-by-step explanation:

5r – 10 = –51

5r = –41

r = 8.2

The answer to this question is r=8.2









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