If the area of an equilateral triangle is 21.2
sq. cm, find the length of its each side.
Answers
Answered by
1
Answer:
6.997
Step-by-step explanation:
Hello!!!
Here's the Answer :
(Given)
Area = 21.2 sq. cm
=>Area of equilateral triangle
Let the length of each side be a cm.
=>\frac {1.732}{4}
4
1.732
× {a}^{2}a
2
= 21.2
=> 1.732 × {a}^{2}a
2
= 21.2 × 4
=> 1.732 × {a}^{2}a
2
= 84.8
=> {a}^{2}a
2
= \frac {84.8}{1.732}
1.732
84.8
=> {a}^{2}a
2
= 48.96
=> a = under root 48.96
=> a = 6.997
Answered by
4
Answer:
If the area of an equilateral triangle is 21.2
sq. cm, find the length of its each side.
Step-by-step explanation:
21.2=1/2×b×h
21.2×2=b×h
42.2=b×h
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