Given sin a = -.45 find angle a in degrees.

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.