Unit 9 Lesson 5 PRACTICE ASSIGNMENT

To the nearest whole degree.

• 66^°

• 24^°

• 22^°

• ^37°

Round your answer to the nearest tenth.

• 36.9^°

• 31.0^°

• 59.0^°

• 53.1^°

Solve the triangle. Round al answers to the nearest tenth.

• A

• B

• C

• D

Solve the triangle. Round al answers to the nearest tenth.

• A

• B

• C

• D

A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree.  The hawk swoops down toward the mouse at an angle of 30 degrees. What is the distance from the tree branch to the mouse? 

• 7.5 ft 
• 15 ft 
• 26 ft 
• 30 ft 

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63.6 ft
• 1.59 ft
• 74.2 ft
• 86.9 ft

Find the height of the tree. Assume the angle looking up to the tree is 38^o.

• 12.5 ft
• 11.9 ft
• 6.88 ft
• 17.5 ft

A building 62 feet tall casts a shadow 21 meters long.  At what angle is the sun shining on the building?

• 19.80
• 18.71
• 70.20
• 71.29

Solve the right triangle.

• <B = 39^o, AB = 11.58, AC = 7.29
• <B = 39^o, AB = 7.29, AC = 11.58
• <B = 129^o, AB = 11.58, AC = 7.29
• <B = 129^o, AB = 7.29, AC = 11.58

A plane flying at 2000 ft altitude begins a 25 degree angle of descent to land. What is the distance along the ground the plane will travel before it lands?

• 4289 ft

• 932.6 ft

• 845.2 ft

• 4732.4 ft