Bicycle costs $150. it is advertised on sale for 32% off. what is the cost savings? solve using two different methods.

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)