I'm pretty sure it's the square. The square can be divided into 4 equal parts, each part able to reflect each other.
Answer:
wow thats a lot let me write this down
We know, 3 feet = 1 yard.
We have to convert feet to yards to calculate the ratio so that the final answer doesn't have any unit.
Therefore, 21 feet =
= 7 yards
Thus, the ratio

The fraction
is already in its simplest form.
Therefore, the given ratio as a fraction in the simplest form without any units is 
Factor
x(2x-1)=0
x = 1/2, 0
Answer:
61 degrees
Step-by-step explanation:
A right angle equals 90 degrees.
90-29= 61