Question

A carpenter proposes to make 4 triangular shelves of the following dimensions:

Shelf 1: 6 inches, 12 inches, 17 inches
Shelf 2: 10 inches, 14 inches, 26 inches
Shelf 3: 11 inches, 20 inches, 32 inches
Shelf 4: 8 inches, 20 inches, 23 inches

Which of the above shelf dimensions are not possible?
Answer
Shelf 1 and Shelf 4
Shelf 2 and Shelf 4
Shelf 2 and Shelf 3
Shelf 1 and Shelf 3

Answer 1

3

Answer 2

C?

Answer 3

in triangle the sum of tow sid must be more thenn the third ..

Answer 4

ty