From 200 feet away, the angle of elevation to the top of a building is 36°. Find the height of
the building

275.28ft

Step-by-step explanation:

You need to setup a proportion, in this case you would need to use tan. You would do:

tan(36)=200/x

x(tan36)= 200

x=275.28

*Make sure while solving this your calculator is in degree mode you can change this on most calculators by pressing the mode button.

395.84

step-by-step explanation:

2πrh+2πr²

2 (pie)(radius)(height)+2(pie)(radius)^2

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100