Suppose m 23 = (4x + 22)° and m 27 = (70 - x)º, where x = 15. Are the lines parallel? Complete the explanation.

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π

Me with this one question, and i'll upvote the brainliest answer

If square root x = -7, then x= -49 true or false