Please help. A ladder is leaning against a building. The ladder forms an angle of 77° with the ground. The distance from the base of the ladder to the base of the building is 8 feet.
How high on the building does the ladder make contact? Round your answer to the nearest hundredth.

Which graph depicts the path of a projectile

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?

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3