2.7 multiplying and dividing expressions -3x^2-4x(2-x)

M∠abc=138° and m∠def=31° . which statement is true about ∠abc and ∠def ? a: the angles are neither complementary nor supplementary. b: the angles are complementary. c: the angles are supplementary.

The slope of the line whose equation is y - 3 = 0 is 0 3 no slope

What is the area of parallelogram rstu? 21 square units 24 square units 28 square units 32 square units