Hello!
You can use the Pythagorean Theorem

C is the hypotenuse which is the line across the diameter
a and b are the other sides
You have to find the bottom side of the triangle
9 - 6 = 3
Put in the values you know

Square the numbers

Add

take the square root of both sides

The answer is

Hope this helps!
Answer:
30
Step-by-step explanation:
210=120x1+90
120=90x1+30
90=30x3+0
Answer:
This raccoon is very cool
Step-by-step explanation:
Answer:
The two numbers are 100 and 10
Step-by-step explanation:
Let's call the two numbers x and y.

Add 7 to both sides of the first equation to isolate x:

Substitute:

Hope this helps!