Special Right Triangle Trig Ratio

tan30˚

• 1

tan45˚

• 1

cos45˚

• 1

• 30˚

• 45˚

• 60˚

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

Using the ratios of a special right triangle, find the EXACT tangent of 30.

• √3 / 3

• 1/2

• √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

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

1. Right triangle ABC is shown. 

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