If the ratio of the circumference of a circle to its diameter is 3.14 what is the relationship of the circumference to the radius of the circle?

Prove that quadrilateral is a rhombus.

*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

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