Finding Sides Using Ratios

If you are using the opposite side and hypotenuse, the trig ratio we would use is

• sine

• cosine

• tangent

• cotangent

Tags

CCSS.HSG.SRT.C.6

Choose the correct set-up to solve for x.

Tags

CCSS.HSG.SRT.C.6

Determine the value of x. Round to the nearest tenth.

• 46.1

• 4.9

• 73.5

• 68.6

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Determine the value of x. Round to the nearest tenth.

• 46.1

• 4.9

• 16.4

• 26.9

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What equation can be used to solve for x?

• Sin(40°)= x/40 
• Sin(40º)=x/19
• Cos(40º)=x/19
• Tan(40°)=19/x

Tags

CCSS.HSG.SRT.C.8

A 15ft ladder is leaning up against a wall. The top of the ladder makes a 12^o with the wall, how far is the base of the ladder from the wall?

• 3.12 ft
• 14.7 ft
• 14.6 ft
• 5.16 ft

Tags

CCSS.HSG.SRT.C.8

Which is the correct set up to solve for x?

• cos 55^o = x / 29

• sin 55^o = 29 / x

• tan 55^o = 29 / x

• cos 29^o = x / 55

Tags

CCSS.HSG.SRT.C.6

Find the measurement of the missing side indicated to the nearest hundredth.

• 4.39

• 3.21

• 2.19

• 2.05

Tags

CCSS.HSG.SRT.C.8

Solve for x.

• 50.7
• 50.1
• 60.7
• 61.0

Tags

CCSS.HSG.SRT.C.8

Which triangle is correctly labeled?

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