Question 4 (1 point) The back frame of a dog house is in the shape of a triangle with an area of 6
square feet. The height of the frame is 4 feet.
What is the width of the frame?
O a
3 ft.
Ob
12 ft
Ос
6 ft.

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?