Solving for sides of a Right Triangle

To use the Pythagorean Theorem, we need...

• A triangle with 2 known angles
• A right triangle with 2 known angles
• A triangle with 2 known sides
• A right triangle with 2 known sides

Tags

CCSS.HSG.SRT.C.8

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine
• cosine
• tangent
• secant

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

How do you know which side is the OPPOSITE?

• It is next to the right angle
• It is opposite the right angle
• It is opposite the theta
• It is the bottom leg of the triangle

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Fill in the blank...
SOH ___ TOA

• COH
• CAH
• COA
• CHA

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.7

CCSS.HSG.SRT.C.8

Find the trig value rounded to the nearest ten-thousandth.
Tan(42°)

• .9004
• .8123
• 88.6361
• 42

Tags

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Which is the ratio of the legs in a right triangle?

• tangent
• sine
• cosine
• secant

Which trigonometric ratio is correct?

• cosC= adj/hyp
• sinC= adj/hyp
• tanC= adj/hyp
• tanC=adj/opp

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Set up the problem...

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

Tags

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

A triangle's angles add up to...

• 90 Degrees
• 180 Degrees
• 360 Degrees
• OVER 9000 Degrees

Tags

CCSS.HSG.CO.C.10