Question

a triangle has side lengths of 20 inches, 17 inches, and 10 inches. what kin
equilateral
isosceles but not equilateral
scalene

Explanation:

Step1: Recall triangle types

Equilateral: all 3 sides equal. Isosceles: at least 2 sides equal. Scalene: all 3 sides different.

Step2: Compare side lengths

Given sides: 20, 17, 10. All lengths are distinct (20 ≠ 17, 17 ≠ 10, 20 ≠ 10).

Answer:

scalene (the option labeled "scalene")