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13-01-2021
Mathematics

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A paperweight has the shape of a regular triangular Pyramid find the area of the paperweight

A paperweight has the shape of a regular triangular Pyramid find the area of the paperweight class=

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ricchad ricchad

14-01-2021

Answer:

70.75 in²

Step-by-step explanation:

area of a triangular pyramid = base area + 3(triangular sides area)

= 1/2 (5) 4.3 + 3 (1/2 x 5 x 8)

= 10.75 + 3(20)

= 70.75 in²

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