Right triangles: Using trig ratios to find sides and angles

Right triangles: Using trig ratios to find sides and angles

Multiple Choice

Find sin A

• $\frac{3}{5}$

• $\frac{\sqrt{34}}{5}$
  

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

Find cos A

• $\frac{3}{5}$

• $\frac{\sqrt{34}}{3}$
  

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

Find tan A

• $\frac{3}{5}$

• $\frac{5}{3}$

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

Find sin B

• $\frac{3}{5}$

• $\frac{\sqrt{34}}{3}$
  

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

Find cos B

• $\frac{3}{5}$

• $\frac{\sqrt{34}}{5}$
  

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

Find tan B

• $\frac{3}{5}$

• $\frac{5}{3}$

• $\frac{3\sqrt{34}}{34}$

• $\frac{5\sqrt{34}}{34}$

Multiple Choice

What ratio is equivalent to sin A?

• cos A

• sin B

• cos B

• tan A

• tan B

Multiple Choice

What is the sine of the smallest angle in the right triangle shown?

• $\frac{3}{5}$

• $\frac{4}{5}$

• $\frac{3}{4}$

• $\frac{4}{3}$

Fill in the Blank

What is the measure of the largest acute angle in the right triangle shown? If necessary, round your answer to the nearest tenth.

Fill in the Blank

What is

 $m\angle S$  ? If necessary, round your answer to the nearest tenth.

Fill in the Blank

What is

 $m\angle T$  ? If necessary, round your answer to the nearest  tenth.

Multiple Choice

What is SU?

• $2\sqrt{29}$

• $2\sqrt{21}$

• 6

• 8

Fill in the Blank

Find AC. If necessary, round your answer to the nearest tenth.

Fill in the Blank

Find BC. If necessary, round your answer to the nearest tenth.

Fill in the Blank

Find

 $m\angle E$   round to the nearest tenth if necessary.

Multiple Choice

What is sin x?

• $\frac{1}{4}$

• $\frac{\sqrt{17}}{17}$

• $\frac{4\sqrt{17}}{17}$

• $4$

Multiple Choice

What is sin y?

• $\frac{1}{4}$

• $\frac{\sqrt{17}}{17}$

• $\frac{4\sqrt{17}}{17}$

• $4$

Multiple Choice

What is tan x?

• $\frac{1}{4}$

• $\frac{\sqrt{17}}{17}$
  

• $\frac{4\sqrt{17}}{17}$

• 4