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21 votes
Eric has a project. He will make a model of a pyramid out of cardboard. How much cardboard will he need if the base measures 20 cm and the height 18 cm?

1 Answer

6 votes

Answer:

the area is equal to 180cm

Explanation:

Area = (heigh x base) / 2

Area = (18 x 20) / 2 = 180

User Eugene Tolmachev
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