Pythagorean Trigonometry

Find the length of BD (x).

Round to 1 decimal place.

Find the value of d. Round to 1 decimal place.

(a)  

• 102.6

• 254.0

• 110.7

• 731.4

• 295.5

Complete the equation:

cos xº = ​ (a)  

• 60/61

• 11/60

• 11/61

• 61/11

• 61/60

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

• y = 76 tan 39

• y = 76 sin 39

• y = 76 cos 39

• y = 76 / sin 39

• y = 76 / cos 39

Missing side: Finding the value of the variable . Round to 1 decimal place.

Missing angle: Finding the value of the variable . Round to the nearest degree.

Solve for the indicated side.

Matching.

• 166.1

• cos 62º = x/78

• 36.6

• sin 62º = 78/x

• 68.9

• cos 62º = 78/x

• 146.7

• sin 62º = x/78

• 88.3

• tan 62º = x/78

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

• 2nd cos (15 ÷ 18)

• 2nd sin (15 ÷ 18)

• 2nd tan (15 ÷ 18)

• 2nd cos (18 ÷ 15)

• 2nd sin (18 ÷ 15)

 Find side AB?

• 20 m

• 5 m

• 11.54 m

• 8.66 m