Find the size of angle XYZ.
Give your answer to 1 decimal place.
15 cm
6 cm

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse