Answer:
Below.
Step-by-step explanation:
2 + 3 + 4 = 9 so
the smallest side = 2/9 * 45, the next = 3/9 * 45 and the longest = 4/9 *45.
= 10, 15 and 20 cm.
 
        
             
        
        
        
Answer:
36 degrees
Step-by-step explanation:
Subtract 54 from 90
 
        
                    
             
        
        
        
Answer:
y = 3x - 7
Step-by-step explanation:
Please let me know if you want me to write an explanation for my answer :)
 
        
             
        
        
        
540 degrees is equivalent to 180 degrees. Cotangent and cosecant are invalid, sine, secant, tangent are all 0 and cosine is -1.