Describe a sequence of transformations that maps figure a to figure b

Evaluate cos2θ for cosθ = square root of 3/2

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.