Question

find the area of an isosceles triangle whose base is 8 centimetre and length of each equal side is 5cm

Answer 1

ANSWER ==> 12 CM²

SO, SIDES ARE 8 CM , 5 CM , 5 CM

BY HERON'S FORMULA

S = A+B+C/2 ==> 8+5+5/2 ==> 9

==>√9×√(9-8) × √9-5 ×√9-5

==> √9×1×4×4

==> √3×√3×√4×√4

==> 3×4 ==> 12 CM²

Answer 2

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