Each side of an equilateral triangle = perimeter / 3.
Each side = 10 inches.
The altitude divides the triangle into two 30 60 90 triangles. The hypotenuse is 10 inches and the short side is 5 inches.
altitude^2 = 10^2 - 5^2
altitude^2 = 100 - 25
altitude^2 = 75
altitude =
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8.6602540378
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Answer:
Step-by-step explanation:
i= 1 because 10x1+7=17
Answer:
$24
Step-by-step explanation:
I did this question and got it right.
