formulae for area and perimeters of different 2d shapes
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Answered by
7
Areas
Square- s×s..side ×side
Rectangle- l×b...lenght×breadth.
Triangle-1/2 bh..
Paralellogram-bh..base×height
Circle-pi r square....22/7 × radius × radius
Trapezium-1/2(a+b)×h
Square- s×s..side ×side
Rectangle- l×b...lenght×breadth.
Triangle-1/2 bh..
Paralellogram-bh..base×height
Circle-pi r square....22/7 × radius × radius
Trapezium-1/2(a+b)×h
nadeembadshaapp:
Perimeter
Square-4×s
Rectangle=2×(l+b)
Circle=2×pi×r
Triangle=a+b+c
Answered by
6
Rectangle-
Area-L*b
Perimeter-2(L+b)
Square-
Area-side*side
Perimeter-4*side
Triangle-
Area-1/2*b*h
Perimeter- a+b+c or sum of all the sides.
Hope.it helped.........
Area-L*b
Perimeter-2(L+b)
Square-
Area-side*side
Perimeter-4*side
Triangle-
Area-1/2*b*h
Perimeter- a+b+c or sum of all the sides.
Hope.it helped.........
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