Concentric circles because if a line is tangent to one circle, it would only intersect teh other
Answer:
2 pieces (that each equal 1/3 of the whole bar)
I would try using a table. It might work better.
Answer: 13
Explanation:
Use Pythagorean theorem:
=> a^2 + b^2 = c^2
=> 5^2 + 12^2 = c^2
=> 25 + 144 = c^2
=> 169 = c^2
Take the square root of both sides:
=> sqrt(169) = sqrt (c^2)
=> 13 = c
