Trig Values in a right triangle

Find the ratio for sinA. (Reduce the fraction)

• 36/27
• 4/5
• 36/45
• 3/5

What is the correct ratio?

• sin 40 = w/28
• cos 40 = w/28
• tan 40 = w/28
• sin 40 = 28/w

What is the cosine of angle P?

• p/q
• q/r
• p/r
• r/q

Set up the problem...

• sin X = 41/28
• tan X = 41/28
• cos X = 28/41
• sin X = 28/41

 $\cos\left(\theta\right)=?$  

•  $\frac{3}{5}$  

•  $\frac{4}{5}$  

•  $\frac{3}{4}$  

•  $\frac{4}{3}$  

 $\tan\left(\theta\right)=?$  

•  $\frac{2}{3}$  

•  $\frac{3}{2}$  

•  $\frac{24}{8\sqrt{13}}$  

•  $\frac{16}{8\sqrt{13}}$  

What is the value of "x" in the diagram below?

• 2.5

• 5

• 5√3

• 10

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

sin π/4

• √2∕2
• 1/2
• √3/2
• 0

cos 5π/6

• -1/2
• 1/2
• √3/2
• -√3/2