Solving for an Indicated Variable

• 10

• 4

• 8

• 7

Which equation is correct for solving the variable?

• tan 68º = h/55

• sin 68º = 55/h

• sin 68º = h/55

• cos 68º = 55/h

• tan 68º = 55/h

Which equation is correct for solving the variable?

• cos 67º = 137/x

• sin 67º = 137/x

• tan 67º = 137/x

• sin 67º = x/137

• cos 67º = x/137

If chord BC is 63 cm, what is the length of the diameter of the circle? (Round your answer to 1 decimal place.)

What is the height of the tree from the ground to the top? (Round your answer to 1 decimal place.)

What is the length of GI? (Round your answer to 1 decimal place.)

Which is the measure of the indicated angle?

• 34º

• 48º

• 42º

• 37º

Complete the equation:

tan xº = ​ (a)   ?

• 15/112

• 15/113

• 112/113

• 113/112

• 113/15

Complete the equation:

cos xº = ​ (a)  

• 9/41

• 9/40

• 40/41

• 41/40

• 40/9

Typing it in the Calculator: Which equation is the correct way the to find the value of the variable?

• x= 9 / sin 25

• x= 9 sin 25

• x= 9 cos 25

• x= 9 tan 25

• x= 9 / cos 25