Find the surface of this triangular prism please

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Alyssia asked Feb 18, 2022

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Find the surface of this triangular prism please

Mathematics
high-school

Alyssia asked Feb 18, 2022

by Alyssia

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18 votes

Answer:

270cm²

Explanation:

The formula is given as

S = bh × l (s1 + s2 + h)

l = 7cm

h = 5cm

s1 = 12 cm

s2 = 13cm

b = 12 cm

Surface Area = 12 cm × 5 cm × 7 cm(12 cm+ 13 cm+ 5cm)

= 60cm² × 7 cm(30 cm)

= 60cm² + 210 cm²

= 270 cm²

One Guy Hacking answered Feb 23, 2022

by One Guy Hacking

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