1. What is the length of the hypotenuse of the triangle below? A 25 B 89 C 31 2. A rectangle is 80 inches long. The diagonal is 100 inches. How wide is the rectangle? A 20 in. B 60 in. C 180 in. 3. Two legs of a right triangle each measure 10 inches. How long is the hypotenuse? A 10 in. B 14.1 in. C 20 in. Use the figure for 4 and 5. 4. In the figure above, l = 15 cm, w = 4 cm, and h = 3 cm. What is the length of s? A 4.4 cm B 14.5 cm C 15.5 cm 5. What is the length of diagonal r? A 15.8 cm B 22 cm C 27.8 cm 6. Which set of three numbers can be used to make a right triangle? A 3, 4, 5 B 4, 5, 6 C 5, 6, 7 7. Why is it not possible to make a right triangle using lengths of 4 feet, 8 feet, and 10 feet? A 4 + 8 is greater than 10. B 10 − 8 does not equal 4. C 42 + 82 does not equal 102 . 8. What is the distance between two points with coordinates at (12, 0) and (0, 35)? A 35.3 B 37 C 47 9. What is the distance between points P and Q on the grid below? A 3 B 4 C 5 10. What is the scientific notation for 56 million? A 5.6 × 106 B 5.6 × 107 C 5.6 × 108
