Multiply (-2/3) (5/4)

Quick help!

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

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180