If OA = 5, then OG = ______.

		5
		5
		10
		5
		15

In the 3-D figure below, angles ABC, ABD and CBD are all right angles. If mACB = 30, mDAB = 45, and BD = 14, find the perimeter of BCD.

A baseball diamond is in the shape of a square, with the distance between consecutive bases of 90 feet. The second baseman wants to make an out at home plate. How far must he throw the ball?

In ABC, the ratio of AB:BC:CA = 1:2:. Find the measure of A.

		60
		45
		90
		30

In right triangle ABC, the length of leg BC is 20. If the area of the triangle is 600, find the measure of A.

		30
		60
		45
		90

In ABC, mA = 30 and mC = 90. If BC = 5, find the ratio BC to AB.

		to 2
		1 to 2
		1 to
		2 to
		to

The diagonals of a rectangle are 40 cm long and intersect at a 120 angle. Find the dimensions of the rectangle.

In ABC, mA = 30 and mC = 90. If BC = 5x - 33 and AB = 4x - 18, find the lengths of all three sides.