r=3.5cmand thita=90 digreethen area of sector=??
Answer:
A=1/2 r^2 thita
Step-by-step explanation:
A=(3.5)^2×90/2
=551.25
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Answer:
A=1/2 r^2 thita
Step-by-step explanation:
A=(3.5)^2×90/2
=551.25