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area of the quadrant=90/360×22/7×7×7
=1/4×22×7
=77/2cm^2
area of triangle=1/2×height×base
=1/2×r^2=49/2cm^2
area of shaded region=77/2-49/2
=28/2=14cm^2
=1/4×22×7
=77/2cm^2
area of triangle=1/2×height×base
=1/2×r^2=49/2cm^2
area of shaded region=77/2-49/2
=28/2=14cm^2
swatiii21:
How 77?
1/4×22×7=154/4=77/2
pls follow me for further help
how is 49/3cm
wherr?
area of triangle? can you explain from start?
I'm poor in maths
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