<span>The answer to your question would be </span><span>216.9112</span>.
Use Pythagorean Theorem:
a² + b² = c²
"a" is one side of the right triangle.
Its length is: radius of larger circle minus radius of smaller circle: (11 - 3 = 8)
The distance between the center of the circles creates the hypotenuse (17)
8² + b² = 17²
b² = 225
b = 15
Answer: the length of the common external tangent is 15.
If Karim ran one mile, Dan ran two miles.
If Karim ran three miles, Dan ran six miles.
Answer:
P=12
Step-by-step explanation: