# math

Cardboard costs \$0.002 per square centimeter. How much will Alan spend to build the following figure out of cardboard? Round your answer to the nearest cent.

The figure appears to be composed of a square and four triangles. The side of the square is 6 decimal point 8 centimeters and a triangle is placed above it such that the base of the triangle and the side of the square coincide. Three triangles are placed to the right of this triangle adjacent to each other such that their sides coincide. The height of each triangle is labeled as 7 decimal point 5 centimeters.

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1. you seem to have the base and height for each triangle.
So, add up all the areas, and add the area of the square.
Then just multiply the area by 0.002

What do you get?

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oobleck
2. Question 4 of 16
Construction paper costs \$0.006 per square centimeter. How much will Susanna spend to build the figure out of construction paper? Round your answer to the nearest cent.

The figure shows a right pentagonal pyramid composed of a pentagon and triangles. The base of the triangle is 8 centimeters and height are 17 decimal point 2 centimeters. The perpendicular distance from the center of the pyramid to any of its sides is labeled as 8 centimeters.

A.
\$1.06

B.
\$2.71

C.
\$4.46

D.
\$5.42

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