an isosceles triangle has perimeter 30cm and each of equal sides 12cm , find the area of triangle
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Answer:
48 cm square
Step of explanation :
The another side of the triangle
Perimeter of triangle = sum of all aides
30 = 12 + 12 + another side
30 = 24 + another side
30-24 = another side
6 = another side
Area of triangle = 1/2 * 12 *8
= 48 cm square
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