Trigonometry

What is the ratio for Sine?

• adjacent/hypotenuse
• opposite/hypotenuse
• opposite/adjacent
•  hypotenuse/opposite

What is the ratio of Cosine

• opposite/hypotenuse
• adjacent/hypotenuse
• opposite/adjacent
• hypotenuse/adjacent

What is the ratio for Tangent?

• opposite/hypotenuse
• adjacent/hypotenuse
• opposite/adjacent
• hypotenuse/opposite

An angle formed by a horizontal line and a line of sight to a point above the line

• Angle of Elimination
• Angle of Degree
• Angle of Depression
• Angle of Elevation

An angle formed by a horizontal line and a line of sight to a point below the line

• Angle of Elimination
• Angle of Degree
• Angle of Depression
• Angle of Elevation

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 

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees
• 45 degrees
• 71 degrees
• 138 degrees 

What trigonometric ratio would be used to find the distance from the ship to the plane?

• sine
• cosine
• tangent
• inverse sine

My dog, Stella, is playing in the park and sees a tree 100 m away.  Since she is the dog of a mathematics teacher, she knows how to calculate the angle of elevation to the top of the tree and finds it to be about 25°.  About how tall is the tree?

• 32 m
• 47 m
• 15 m
• 42 m

Tags

CCSS.HSG.SRT.C.8

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees
• 45 degrees
• 71 degrees
• 138 degrees