12 times ten equals one hundred twenty
Answer: 15
Step-by-step explanation:
12^2 + 9^2 = 225
square root of 225 = 15
Answer:4y
Step-by-step explanation:
In order to solve a proportion you need to cross multiply, so you would do:
4x20 and 9xX and you would get...
9x=80
then divide by nine to get
x=8.8888888889
which is technically 8.9
45.0,
the 4 rounds up to 5 because the 9 is a higher value of 5 or more