Sketch the right triangle and find the length of the side not given. If necessary, approximate the length to the nearest thousandth.

leg = 12, hypotenuse = 20

A.
19

B.
14

C.
20

D.
16

Question

Sketch the right triangle and find the length of the side not given. If necessary, approximate the length to the nearest thousandth. 
 

leg = 12, hypotenuse = 20
 

  
 
 
 A.   
    19
   
  
 
 
 B.   
    14
   
  
 
 
 C.   
    20
   
  
 
 
 D.   
    16

anonymous · Answer

answer is D..?

anonymous · Answer

Use the pythagorean theorem to find legs of a right triangle. (a^2+b^2 = c^2) where c is your hypotenuse.
Therefore: 12^2 + b^2 = 20^2. Solve for B.
= 16. D