Answer:

Step-by-step explanation:

If you want a solution:
<em>subtract 5 from both sides</em>

<em>multiply both sides by 3</em>

Answer:
The middle
Step-by-step explanation:
Answer:
25
Step-by-step explanation:
Answer:
Yes
Step-by-step explanation:
Plug your values into the Pythagorean Theorem to check if they make sense
Step-by-step explanation:
Length of arc of a circle is given as:

Thus, the measure of central angle is 140°.