Extra Practice for Unit 1 Celebration (optional)

What is the reciprocal function of sine?

• cosine

• cosecant

• tangent

• secant

• cotangent

What is the reciprocal function of cosine?

• cosine

• cosecant

• tangent

• secant

• cotangent

What is the reciprocal function of tangent?

• cosine

• cosecant

• tangent

• secant

• cotangent

What is the cofunction of tangent?

• cosine

• cosecant

• tangent

• secant

• cotangent

What is the cofunction of secant?

• cosine

• cosecant

• tangent

• secant

• cotangent

What is the cofunction of sine?

• cosine

• cosecant

• tangent

• secant

• cotangent

 $5\sqrt{2}\cdot4\sqrt{10}$  

•  $20\sqrt{20}$  

•  $10\sqrt{40}$  

•  $40\sqrt{5}$  

•  $9\sqrt{13}$  

Simplify:
6√2 ⋅5√14

• 32√7
• 60√7
• 2√7
• 30√7

Divide:

• √12
• (4√3)/3
• √3
• (2√3)/3

Simplify:

• 12√90

• √10

• 2√10

• (2√5)/2