Special Right Triangle with Trig Ratio

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 is the measure of side b?

• 5

• 10√2

• 5√2

• 10√3

What is the measure of a?

• 3

• 3√3

• 6

• 3√2

Find x, y, & z... x=​ (a)   y=​ (b)   ​z= (c)  

• 12 Radical 2

• 12/Radical 3

• 4 Radical 3

• 12

• 12 Radical 3

• sines

• cosines

• tangents

Answer explanation

Find x, y, & z... x=​ (a)   y=​ (b)   ​z= (c)  

• 12 Radical 2

• 12/Radical 3

• 4 Radical 3

• 12

• 12 Radical 3

Right triangle ABC is shown. Select all expressions which are equal to the length of side BC.

What is the length of RT?

• 5

• 5√2

• 5√3

• 10

1. Right triangle ABC is shown. 

Select all expressions which are equal to the length of side BC .

Find n.

• 4

• 6

• 12

• 2√3