Find the area of a triangle two sides of which are 18 cm and 12 cm and the perimeter is 44
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Find the base of the triangle:
44=12+18+x
44=30+x
44-30=x
14 is the base.
area of a triangle = 1/2×base × height
= 1/2×14×18
=252/2
=126sq cm.
Answered by
1
Base of the triangle
44=12+18+x
44=30+x
44-30=x
x=14 is the base
Area of triangle = 1/2 x base x height
1/2 x 14 x 18
252/2 = 126 sq cm.
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