Answer:
42 inches
Explanation:
The ratio of the measures of the sides of a triangle is 9:7:3
The perimeter of the triangle is 266 inches
The sides measures;
9/19 × 266 = 126 inches
7 /19 × 266 = 98 inches
3/19 × 266 = 42 inches
The shortest side measures 42 inches.