Activity 5: Translate the following formula into verbal sentences.

1. C= 2πr where C is the circumference of a circle, and r is the radius of the circle

2. A = 1/2bh where A is the area of a triangle, bis the length of the base, and h is the height

3. A= (61+b2) where A is the area of a trapezoid, bi and b2 are the bases, and h is its base length ​