Area:
A=1/2bh
A=Area b=Base h=Height
Perimeter:
P=a+b+c
P=Perimeter a,b,c=side lengths of the triangle
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how to find the perimeter of a right angled triangle using the area
The perimeter of a triangle is the distance around it. Add the lengths of the three sides to find the perimeter.
no
the perimeter is 36 and the area is 144
2*area of triangular faces + perimeter of triangle*length of prism (not prisim).