What is the measure of angle beta?
$\beta=\ \ \ \ \ \ \degree$

(a)  

What is the measure of angle beta?
 $\beta=\ \ \ \ \ \ \degree$ 

(a)  

What is the measure of angle beta?
$\beta=\ \ \ \ \ \ \degree$

(a)  

What is the measure of angle beta?
 $\beta=\ \ \ \ \ \ \degree$ 

(a)  

What is the measure of angle beta?
$\beta=\ \ \ \ \ \ \degree$

(a)  

What is the measure of angle beta?
 $\beta=\ \ \ \ \ \ \degree$ 

(a)  

What is the measure of angle beta?
 $\beta=\ \ \ \ \ \ \degree$ 

(a)  

What is the measure of angle beta?
 $\beta=\ \ \ \ \ \ \degree$ 

(a)