Sohan purchased a wall clock. The radius of the clock is 20cm. What is the area and circumference of the wall clock?

I'll give brainliest if you answer right : )

The function models the number of accidents

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.