An automobile engine with a displacement of 2.58x10^2 in^3 =cm^3

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

Gables properties corp. is leasing office building with an area of 49b^2+70b+25. what is the shape of the building? a) rectangle b) square

Given: pb tangent pv,pu secants if m = 80° and m = 30°, then m 3 = 55 40 25