SOLUTION: the base of a
isosceles triangle is 12 cm and
its perimeter is 32 cm.find the
area of the triangle?
Algebra.Com
Question 719057: the base of a
isosceles triangle is 12 cm and
its perimeter is 32 cm.find the
area of the triangle?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
the base of a
isosceles triangle is 12 cm and
its perimeter is 32 cm.find the
area of the triangle?
***
Area of a triangle=1/2*base*height
The two equal sides of the isoceles triangle=(32-12)/2=20/2=10
height=vertical line from apex to the base=√(10^2-6^2)=√(100-36)=√64=8
Area=1/2*12*8=48 cm^2
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