Angle PRQ Is isosceles with PR=QR 7x-4, QR= 3x +8, and PQ = 2x+1. Find PQ
Please answer

The radius of a sphere is 3 inches. which represents the volume of the sphere?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?