Chpt. 11 Quiz 1 Pythag. Thrm.

1. A 12-foot ladder is leaning against the side of a building.  The top of the ladder reaches   10 feet up the side of the building.  Approximately how far is the bottom of the ladder   from the base of the building?  

• 2 feet
• 15.6 feet
• 6.6 feet
• 1.4 feet

2. A baseball diamond is a square with a side length of 90 feet.  To the nearest foot, what is   the distance between first base and third base? 

• 810 ft
• 90 ft
• 180 ft
• 127 ft

3. A flower garden is in the shape of a right triangle.  One leg of the triangle is 6 ft long and   the hypotenuse is 12 ft long.  What is the length of the other leg?  

• 14.6 ft
• 10.4 ft
• 13 ft
• 12.8 ft

4. Which of the following sets of numbers represents a Pythagorean Triple?

• { 10, 5, 12}
• { 2, 4, 5}
• {1, 2, 3 }
• {14, 48, 50 }

5. Which of the following sets of numbers does NOT represent a Pythagorean Triple?

• {34, 16, 30}
•  {10, 24, 26}
• {19, 21, 23}
• {5, 12, 13}

6. A right triangle has legs of lengths 9 cm and 12 cm.  What is the length of the   hypotenuse?

• 15 cm
• 22 cm
• 25 cm
• 14 cm

7. A triangle has legs which measure 15 inches and 20 inches.  Find the length of the   hypotenuse.

• 28 inches
• 32 inches
• 13 inches
• 25 inches

8. A 20-ft-long wire is used to support a television antenna.  The wire is connected to the   antenna 15 ft above the ground.  How far away from the base of the tower will the other   end of the wire be located?

• 13.2 ft
• 25 ft
• 18 ft
• 16.5 ft

9. Gina is making a quilt in the shape of a right triangle.  The measurement of the diagonal   of the quilt is 36 in. long.  The width of the quilt is 15 in. long.  What is the approximate   length?   

• 27.3 in
• 32.7 in
• 19.6 in
• 29.9 in

10. The drawing shows how three squares can be joined to form a triangle. 

• {4, 5, 7}
• {1.5, 2, 2.5}
• {3.5, 4, 4.5}
• {3, 3, 5}