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HELP, PLEASEEEEE :( The dimensions of a triangular prism are shown below 5cm 12cm 13cm 8cm What is the total surface area of the prism in square centimeters?

HELP, PLEASEEEEE :( The dimensions of a triangular prism are shown below 5cm 12cm 13cm 8cm What is the total surface area of the prism in square centimeters?
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2 votes
HELP, PLEASEEEEE :(

The dimensions of a triangular prism are shown below
5cm
12cm
13cm
8cm
What is the total surface area of the prism in square centimeters?

User Alexey Trofimov
by
8.4k points

1 Answer

3 votes

Answer:

Explanation:

So we have to do 5+12+13+8 cm having altitude base = 5 cm and 12 cm= 1/2 times base times height = 1/2 times 5 times 12= 30 cm So surface Area of prism= 30 times 8 + 2 times 30 = 160 plus 20 = 180 cm

User Stevi
by
7.8k points
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