Answer:
30 feet, 24 feet, 24 feet
Explanation:
A kite is a quadrilateral with two pairs of congruent adjacent sides.
One of the longer sides measures 30 feet. According to the definition, the kite has two sides of length 30 feet. Let x feet be the length of another side.
The perimeter of the kite is

Since the kite has a perimeter of 108 feet, we have

The length of two another sides is 24 feet. The kite has two sides of 30 feet and two sides of 24 feet.