Answer:
15
Step-by-step explanation:
9^2+12^2=225
square root of 225 is 15
The answer is 50 because 50 times 10 is equal to 500.
Answer:
(3, 9)
Step-by-step explanation:
If we have ≤ or ≥, we use brackets to signify it includes the values.
If we have < or >, we use parenthesis to signify it doesn't include the values.