Angie is making a tablecloth for a round table with a radius of 2.5 ft. How much material does she need to use? Use 3.14 for .
A. 78.50 ft?
B. 4.90 ft2
C. 19.63 ft2
D. 122.66 ft?

Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Ineed i been stuck on this question since yesterday