Heeeeelpppppp meeeeeeeeeeeeee

Question

Heeeeelpppppp meeeeeeeeeeeeee

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Answer 1

Sзакраш.=Sсек-Sтреуг.

R=AB/2*sin(AOB/2)

Scек=πR²(АОВ)*sin(AOB)/360

Sтреуг=R²*sin(AOB)/2