If Karim ran one mile, Dan ran two miles.
If Karim ran three miles, Dan ran six miles.
Answer:

Step-by-step explanation:
Use the Pyhagorean theorem:

We have

Substitute:

<em>subtract 49 from both sides</em>

The answer is D
Hdjdjdbdbdbdbd
The formula of a lateral area of a cylinder:

We have r = 9 yd and H = 4 yd. Substitute:
