Trigonometric Ratios

Find the value of each trigonometric ratio. 1) tan Z (Refer to the triangle with sides XZ = 35, ZY = 28, XY = 21)

• tan Z = 35/28 = 1.25

• tan Z = 28/35 = 0.8

• tan Z = 21/28 = 0.75

• tan Z = 28/21 = 1.33

Find the value of each trigonometric ratio. 2) cos C (Refer to the triangle with sides AC = 34, CB = 16, AB = 30)

• cos C = 16/34 = 0.47

• cos C = 30/34 = 0.88

• cos C = 34/16 = 2.13

• cos C = 16/30 = 0.53

Find the value of each trigonometric ratio. 3) sin C (Refer to the triangle with sides AC = 35, CB = 21, AB = 28)

Find the value of each trigonometric ratio. 4) tan X (Refer to the triangle with sides XZ = 40, ZY = 24, XY = 32)

• tan X = 32/24 = 1.33

• tan X = 24/32 = 0.75

• tan X = 40/32 = 1.25

• tan X = 40/24 = 1.67

Find the value of each trigonometric ratio. 5) cos A (Refer to the triangle with sides AC = 34, CB = 16, AB = 30)

• cos A = 30/34 = 0.88

• cos A = 16/34 = 0.47

• cos A = 34/30 = 1.13

• cos A = 16/30 = 0.53

Find the value of each trigonometric ratio. 7) sin Z (Refer to the triangle with sides XZ = 40, ZY = 24, XY = 32)

• sin Z = 24/40 = 0.6

• sin Z = 32/40 = 0.8

• sin Z = 40/32 = 1.25

• sin Z = 24/32 = 0.75

Find the value of each trigonometric ratio. 6) sin A (Refer to the triangle with sides AC = 40, CB = 24, AB = 32)

• sin A = 32/40 = 0.8

• sin A = 24/40 = 0.6

• sin A = 40/32 = 1.25

• sin A = 24/32 = 0.75

Find the value of each trigonometric ratio. 8) sin C (Refer to the triangle with sides AC = 50, CB = 14, AB = 48)

• sin C = 48/50 = 0.96

• sin C = 14/50 = 0.28

• sin C = 50/48 = 1.04

• sin C = 14/48 = 0.29

Find the value of each trigonometric ratio. 9) cos Z (Refer to the triangle with sides XZ = 24, ZY = 18, XY = 30)

• cos Z = 18/24 = 0.75

• cos Z = 24/30 = 0.8

• cos Z = 30/24 = 1.25

• cos Z = 18/30 = 0.6

Find the value of each trigonometric ratio. 10) tan C (Refer to the triangle with sides AC = 45, CB = 27, AB = 36)

• tan C = 45/27 = 1.67

• tan C = 36/45 = 0.8

• tan C = 27/36 = 0.75

• tan C = 27/45 = 0.6