Question

find the area of sector whose radios is 7cm with the angle 45 degrees​

Answer 1

Answer:

Area of sector= 19.25 cm²

Step-by-step explanation:

r=7

Θ=45°

Area of sector= Θ/360*πr²

= 45/360*22/7*7*7

=5/40*22*7

=1/8*22*7

=1/4*11*7

=77/4

=19.25 cm²

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