Use estimation to determine which of the following expressions is greater. explain how you got your answer. 5 × (1.9 + 3.15) and 6.9 × (0.2 +3.2)

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2