Question

Monroe is gift wrapping a box that has the shape of a right rectangular prism. The box has a length of 20 cm, a width of 7 cm, and a height of 15 cm. How many square centimeters of gift wrap will Monroe need to cover the entire outside of the box?

Answer 1

to solve the area of gift wrap monroe need, we must solve the surface area of the box. the surface area of the box is:
A = 2 ( wl + wh + lh )
where w is the width
h is height
l is the length

substitute thee given
A = 2 ( (7x20) + ( 7x15) + (20x15) )
A = 1090 sq cm