Write an expression equivalent to 5(3m+n)
1 answer:
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Answer:
<h2>It's a right triangle. a = 5.</h2>Step-by-step explanation:
Look at the picture.
We have the triangle 30° - 60° - 90°. The sides are in ratio 1 : √3 : 2.
We have:
<em>divide both sides by √3</em>
It's a right triangle.
