Which one of the following fractions is equivalent to 1/2?
a. 2/4
b. 2/8
c. 1/4
d. 1/8

Answer= A. 2/4

To find out if the fractions are equivalent to 1/2 , simply plug the fractions into your calculator

1/2=0.5

2/4=0.5
2/8=0.25
1/4=0.25
1/8=0.125

The decimal form of 2/4 is equal to the decimal form of 1/2, therefore the angles are equivalent.