What is the surface area of a cylinder with a height of 20 meters and a diameter of 10 meters? A. 1884 m2
B. 863 m2
C. 353.25 m2
D. 785 m2

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer