If the area of equilateral triangle is 49 root 3 cm², then the length of each side is?
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area of equilateral triangle=49√3 cm²,
√3/4 × a²=49√3,
then
a²=49×4,
a=√(49×4),
a=7×2=14 cm
√3/4 × a²=49√3,
then
a²=49×4,
a=√(49×4),
a=7×2=14 cm
Answered by
2
Area of equilateral triangle = √3/4 × a²
√3a²/4 = 49√3
a²= 49×4
a² = 196
a=14
√3a²/4 = 49√3
a²= 49×4
a² = 196
a=14
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