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Work out the surface area of the triangular prism below 20cm 9cm 16cm 12cm. give your answer in cm2 please help meeee
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Work out the surface area of the triangular prism below

20cm 9cm 16cm 12cm.

give your answer in cm2
please help meeee

Work out the surface area of the triangular prism below 20cm 9cm 16cm 12cm. give your-example-1
User Meandre
by
7.9k points

1 Answer

3 votes

Answer: 624cm²

Explanation:

front = 1/2x12x16=96

Back = 96

Bottom = 12x9=108

Left Side = 16x9=144

Right Side = 20x9=180

total surface area = 96+96+108+144+180=624cm²

User Curran
by
8.2k points
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