Geo: Writing trig equations

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.6

CCSS.HSG.SRT.C.8

What equation can be used to solve for x?

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

What is the correct equation to solve for x ?

• tan( 46 ) = 17/x
• sin ( 46 ) = x/17
• tan (46 ) = x/17
• cos (46) = x/17

Tags

CCSS.HSG.SRT.C.8

What is the correct equation to solve for x?

• tan (45) = x/13
• cos (45) = x/13
• sin (45) = 13/x
• sin (45) = x/13

Tags

CCSS.HSG.SRT.C.6

You decide to go to the New York City on Valentine's Day. You happen to be standing 50 feet away from the Empire State Building that is 1454 feet tall. What equation can be used to solve for the angle of elevation to the top of the building?

• sin x = 1454 ÷ 50

• tan x = 1454 ÷ 50

• cos x = 1454 ÷ 50

• sin x = 1454 · 50

What is the correct equation to solve for base (x) of the triangle?

• sin 47º = 5/x

• cos 47º = 5/x

• tan 47º = 5/x

• cos 47º = x/5

Which equation would you use to find the longer leg (the vertical segment) of this right triangle?

• 18 ÷ sin 53^o

• 18 ÷ cos 53^o

• 18 sin 53^o

• 18 cos 53^o

What is the correct equation to find the angle of elevation (x)?

• sin x = 12 ÷ 18

• cos x = 12 ÷ 18

• tan x = 12 ÷ 18

• tan x = 18 ÷ 12

What is the correct equation to solve for angle of elevation (x)?

• sin x = 50 ÷ 63

• cos x = 50 ÷ 63

• tan x = 50 ÷ 63

• tan x = 63 ÷ 50

Which equation would you use to find x?

• 8 ÷ sin 28

• 8 sin 28

• 8 ÷ cos 28

• 8 cos 28