Missing side length

Use the Pythagorean Theorem (a2 + b2=c2) to find a unknown side length:
a = 5; c = 13 ; b=?

Final Answer:

b =  12

Step-by-step explanation:

a=5 c=13  c2 = a2+b2 b2 = c2a2  b=c2a2=13252=12



Help us improve! If you spot a mistake, please let let us know. Thank you!







Tips for related online calculators

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: