Grade 10, Chapter (10) - Trigonometry

• 30

• 8√2

• 2

• 4√3

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

• 30

• 8√2

• 2

• 4√3

Tags

CCSS.HSG.SRT.C.8

• 30

• 8√2

• 2

• 4√3

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

• 30

• 8√2

• 2

• 4√3

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the value of acute angle α when cos 3α = sin 2α.

• 18°

• 10°

• 15°

• 30°

Tags

CCSS.HSF.TF.C.9

Find the value of acute angle α when cos 2α = sin 7α.

• 18°

• 10°

• 15°

• 30°

Tags

CCSS.HSG.SRT.C.7

Find the value of acute angle α when sec α = cosec 5α.

• 18°

• 10°

• 15°

• 30°

Tags

CCSS.HSG.SRT.C.7

In ∆ ABC, ∠ B = 90°, c = 6, ∠ C =

• 18°

• 10°

• 15°

• 30°

Tags

CCSS.HSG.SRT.C.8

tan² θ − cot² θ =

• sec² θ − cosec² θ

• 1

• 1 − 2cos² θ

• cot² θ

(1 + tan² θ) (1 − tan² θ)

• sec² θ − cosec² θ

• 1

• 1 − 2cos² θ

• cot² θ