Answer:
56.5487 (this is exact, just round it if you want)
Step-by-step explanation:
The formula to find the circumference is 2, pi, r (radius).
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It is 5. I got it right on khan academy! Thanks for the answer!
Answer: 20π/9 cm²
Central angle is given as = 50°
We should note that for a complete circle to be made, it needs 360∘. Therefore, this is 50/360 = 5/36 of the area of a sector.
Area of the sector = 5/36 × πr².
= 5/16 × π × 4²
= 5/36 × π × 16
= 80π/36
= 20π/9 cm²
it is the last one on the bottom
