Answer:
5323
Step-by-step explanation:
453
Answer: 
Step-by-step explanation:
To solve for b, we want to use the Pythagorean Theorem as given.
b and 7 are the legs, and 12 is the hypotenuse.
[exponent]
[subtract both sides by 49]
[square root both sides]

Now we know
.
Answer:
A 1:6
Step-by-step explanation:
3:18 simply to 1:6