Question

please answer it
It is important​

Answer 1

Answer:

Area of equilateral triangle =

$\sqrt{3} {a}^{2} \div 4$

In triangle PQR

side = 12 cm

area = 62.35

But we know that area of triangle is 1/2×base×height

62.35 = 1/2×12×Height

62.35 × 2/12 = PR

10.39166= PR

PR= 10.4(approx)

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