What does the area of a sector have to do with? A as for the length of the radius, B as for the size of the central angle, C as for the size of the center of the circle, and the length of the radius, D as for the far circumference, give 100 points

C, of course

What determines the sector area in the same circle?

S = α π R * r / 2 π = α R * r / 2, where α is the center angle of the circle and R is the radius of the circle. When R is fixed, the larger α is, the larger the area is

The size of the sector area is related to the size of () and ()

The size of the sector area is related to the size of (radius) and (center angle)

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