Question

find out the area of the sector of 30° of a circle of area 450cm²


don't span​

Answer 1

Answer:

37,5

Step-by-step explanation:

S(круга)= π r²

450= π r²

r²=450/ π

S( сектора)= (π* r²*α)/360.

S( сектора)= (π* 450/ π *30)/360=37,5 (см²)