We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
78
1
avatar+1176 

Use the unit circle to find sin Θ.

 

A) √3

B) 1/2

C) √3/2

D) √3/3

E) 2

 

 

 

 

 

 

 

The triangle shown is an isosceles right triangle. What is the tangent of angle A?

 

 

A) 1

 

B) 2

 

C) √2

 

D) √2/2

 

E) 1/2

 Aug 28, 2019
 #1
avatar+104683 
+2

First one

 

Sin θ  =  y  / r   =    [ √ 3/2 ]  / 1   =  √ 3 / 2

 

Second one

 

Since we have an isoceles right triangle , AB  = BC

 

Tan A  =     BC /  AB   =   AB  / AB   =  1

 

 

 

cool cool cool

 Aug 28, 2019

36 Online Users

avatar
avatar
avatar
avatar