Asection in a stained glass window is shaped like a trapezoid. the top base is 4 centimeters and the bottom base is 2.5 cm long. if the area of the section of glass is 3.9 square centimeters, how tall is the section?

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21

Find the measure for the angle indicated in bold