Answer:
Trapezoid
Step-by-step explanation:
HOPE THIS HELPS
PLZZ MARK BRAINLIEST
The answer is 14% because that's the amount between 20 and 34 and your trying to find the percent between those two
Ignoring the "?" in your question:

If the "?" is a squared symbol that wasn't caught:

Use the quadratic formula

to get the solutions:

as you can see, the discriminant is negative, so the equation has no solution.
That's easy if there is 100 chairs there would be 10 rows with ten chairs in each row
Easy. If 1 In. = 2.54 Cm. then the equation would be 47 * 2.54 = 119.38.