Mathematics: An equilateral triangle has perimeter 90 in. What is the area of the triangle? How do you solve this problem?

An equilateral triangle has perimeter 90 in. What

Ответ:

queen6931

18.03.2020

If it is equilateral, each side much be 30 inches. Since the base is 30 and the height is 30, A=½BH gives you area equals to ½(90) which is 45 inches squared

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Ответ:

adantrujillo1234

16.05.2020

Mathematics

a) ∠AEF and ∠DEF

b)∠BEC and ∠CED

c) ∠BED and ∠AEF

d)∠BEC and ∠CED

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An equilateral triangle has perimeter 90 in. What is the area of the triangle? How do you solve this problem?

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