Proving triangles congruent
5 out of 8 I need done lol

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank