<u><em>Answer: r=12.3 *The answer must have a positive sign or decimal point.*</em></u>
Explanation:
First, you had to do is add 17.1 from both sides of an equation.
And then, simplify by equation.
You can also add by the numbers.
Hope this helps!
Answer:-20
Step-by-step explanation:
Answer:
8.7 units
Step-by-step explanation:
Given is a right angled triangle (because the segment with 5 units length is tangent to circle. Tangent is perpendicular to RADIUS or diameter)
Let the length of the diameter be d units
By Pythagoras Theorem:
2^2 x 5 and 2 x 5^2 is the answer.