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(1 point) 10. A piece of art is in the shape of an equilateral triangle with sides of 21 in. What is the area of the piece of art to the nearest tenth? 311.8 in.2 381.9 in? 155.9 in.2 191.0 in.2
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(1 point)

10. A piece of art is in the shape of an equilateral triangle with sides of 21 in. What is the area of
the piece of art to the nearest tenth?
311.8 in.2
381.9 in?
155.9 in.2
191.0 in.2

User Mr Mush
by
7.4k points

1 Answer

4 votes

Answer:

191.0

Explanation:

User Mike Comstock
by
7.8k points
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