1.	The measures of both legs of a right triangle are 4. What is the measure of the hypotenuse?
		A.		B.
		C.	8	D.
		Hint
	2.	Which are not the measures of the sides of a right triangle?
		A.		B.
		C.		D.
		Hint
	3.	Find the value of y.
		A.		B.
		C.	18	D.	4.5
		Hint
	4.	The length of one side of an equilateral triangle is 4 centimeters. Find the length of an altitude of the triangle.
		A.	cm	B.	cm
		C.	2 cm	D.	cm
		Hint
	5.	Which of the following special right triangles can have a Pythagorean triple as the lengths of its sides?
		A.	a 45°-45°-90° triangle
		B.	both a 45°-45°-90° triangle and a 30°-60°-90° triangle
		C.	neither a 45°-45°-90° triangle nor a 30°-60°-90° triangle
		D.	a 30°-60°-90° triangle
		Hint