Please give me the correct answer

The fourth set of sides

Step-by-step explanation:

For a set of side lengths to form a right triangle, they have to satisfy the Pythagorean theory

First set of sides

a = 7.5    b = 18    c = 21.5

Second set of sides

a = 7.5   b = 19.5    c = 21.5

Third set of sides

a = 18     b = 19.25    c = 21.5

Fourth set of sides

a = 7.5     b = 18     c = 19.5

I hope that helped!

figure c

step-by-step explanation:

hope this .

segment bisector

step-by-step explanation:

line segment bisector. definition: a line, ray or segment which cuts another line segment into two equal parts. try this drag one of the orange dots at a or b and note the the line ab always divides the line pq into two equal parts.

mark brainliest!