Problem of the Day

Chapter 11, Lesson 5

On a camping trip with her family, Sarah is sharing a tent with her sister. The tent has what is known as a traditional A-frame. The front wall of the tent, in the shape of an isosceles triangle, is 6 feet wide and
6 feet tall, and the tent is 18.5 feet long.

a. Draw a net to help you visualize the surface area of the tent.
b. Write and evaluate an expression to find the surface area of the tent. Round your answer to the nearest square foot.