Warm up 0130-31 20 Right Triangle

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent

Tags

CCSS.HSG.SRT.C.6

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• sine
• cosine
• tangent

Tags

CCSS.HSG.SRT.C.6

An airplane takes off 200 yards in front of a 60 foot building. At what angle of elevation must the plane take off in order to avoid crashing into the building?

• 73.30
• 16.70
• 17.46
• 21.84

Tags

CCSS.HSG.SRT.C.8

Spencer is going snowboarding.  He rode the ski lift to the top of the mountain, which is at an altitude of 1500 feet.  The angle of elevation from the bottom to the top of the mountain is 25^o.  What is the length of the Spencer’s run (his trip down the hill)? 

• 3216.76 feet
• 633.93 feet
• 699.46 feet
• 3549.30

Tags

CCSS.HSG.SRT.C.8

In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...

• Multiply that leg by 2
• Use the same length for the second leg
• Multiply that leg by √2
• Divide that leg by √2

Tags

CCSS.8.G.B.8

Evaluate without a calculator: sec 60°

• 2

• √3

• 2√3 /3

• √2

Tags

CCSS.HSF.TF.A.2