3 years ago

In the triangle above, the cosine of a is 0.8.What is sine of b?

Mathematics

1 answer:

Natalka [10]3 years ago

5 0

Answer:

sin b = 0.8

Step-by-step explanation:

Since a and b are complementary angles , then

sin b = cos a = 0.8

You might be interested in

Work out the surface area of a cube of edge 2m

BlackZzzverrR [31]

- - If we have a edge area of: 2m

Then we can work out to find the surface area:

$6s^2$ = Surface area.

So we plug in and solve and we get:

Surface area= $24m^2$

6 0

3 years ago

Solve for x. −6>−30−4x−6>−30-4x enter the inequality in the first box.

Bogdan [553]

If you would like to solve -6 > -30 - 4x for x, you can do this using the following steps:

-6 > -30 - 4x
4x > -30 + 6
4x > -24 /4
x > -24/4
x > -6

The correct result would be x > -6.

5 0

3 years ago

Read 2 more answers

Can someone please help me?

inna [77]

Answer:

25; 4; 1

Step-by-step explanation:

|------------| ( | |)-------------|

25% 25% ( 25% ) 25%

4 0

2 years ago

Read 2 more answers

Please help there are a few questions but I will give brainliest to first person who answers all of them! Thank you!!!!!!!!!!!!!

viva [34]

Step-by-step explanation:

1. 57 degrees

2. B

3. 117 degrees

4. C

7 0

3 years ago

Each side of a square office is 8 yards long. It will cost $65.00 per square yard to replace the carpet in the office. What woul

Sati [7]

Answer:

520 because 65 x 8 is 520

Step-by-step explanation:

7 0

2 years ago