An isosceles triangle has perimeter 30cm and each of the equal sides is 12 cm. Find the area of the triangle.
Answers
Answered by
1
Answer:
area = 72 sq cm .
Answered by
1
Answer:
36 sq. cm
Step-by-step explanation:
equal sides given - 12 CM.
means 2 equal sides lenght 12 + 12 = 24 CM
therefore, 3rd side length = 30( perimentre ) - 24 = 6 CM .
area of triangle :- 1/2 × base × height
1/2 × 6 CM × 12 CM.
= 36 sq. CM.
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