REVISION - TRIGONOMETRY -10F

cot θ . tan θ = ?

• A) 1

• B) 0

• C) $\sqrt{2}$

• D) 2

 $\frac{\left(1+\cot^2A\right)}{\left(1+\tan^2A\right)}=\ ?$  

•  $\left(A\right)\tan^2A$  

•  $\left(B\right)\sec^2A$  

•  $\left(C\right)\operatorname{cosec}^2A$  

•  $\left(D\right)\cot^2A$  

 $If\ \ \ \ \ \ \sin\theta=\frac{3}{5}\ \ \ \ \ \ \ \ then\ \ \ \cos\theta\ \ =\ \ ?$  

•  $\left(A\right)\frac{5}{3}$  

•  $\left(B\right)\frac{3}{5}$  

•  $\left(C\right)\frac{4}{5}$  

•  $\left(D\right)\frac{5}{4}$  

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find side AB?

• 20 m

• 5 m

• 11.54 m

• 8.66 m

Tags

CCSS.HSG.SRT.C.8

Choose the correct ratio.

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.C.6

SinA = CosA for what value of A ?

• A=90°

• A=60°

• A=45°

• A=30°

Tags

CCSS.HSF.TF.B.7

If tanx = Sin45°Cos45°+Sin30° then x equals :

• 45°

• 90°

• 30°

• 1/2

Tags

CCSS.HSF.TF.C.9

If SinA=1/2 and CosB=1/2 then A+B is equal to :

• 0°

• 30°

• 60°

• 90°

Tags

CCSS.HSG.SRT.C.7

Sec60°× tan30°- Cos90° is equal to :

• 2

• 1/2

• √3/2

• 2/√3

Tags

CCSS.HSF.TF.C.8

What is the value of Sec30°Cos30°+Sin45°Cosec45°-cot30°