Question

Area of rectangle.
area of squre.
area of triangle.
area of cross paths
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Answer 1

Answer:

area of rectangle - length * broad

square - side * side

triangle - 1/2* Base * perpendicular

Answer 2

Ar of Rect. = Length × breadth

ar of sq. = (side)^2

ar. of ∆ = 1/2 × base × height

ar of cross paths = πr^2