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

Shelf 1: 8 inches, 14 inches, 19 inches
Shelf 2: 10 inches, 16 inches, 25 inches
Shelf 3: 10 inches, 21 inches, 33 inches
Shelf 4: 7 inches, 20 inches, 30 inches

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

Question

A carpenter proposes to make 4 triangular shelves of the following dimensions: 

Shelf 1: 8 inches, 14 inches, 19 inches
Shelf 2: 10 inches, 16 inches, 25 inches
Shelf 3: 10 inches, 21 inches, 33 inches
Shelf 4: 7 inches, 20 inches, 30 inches

Which of the above shelf dimensions are not possible?
Shelf 1 and Shelf 2
Shelf 1 and Shelf 4
Shelf 2 and Shelf 3
Shelf 3 and Shelf 4

anonymous · Answer

@ParthKohli

anonymous · Answer

i know that there is a formula i have to use: a2+b2=c2? is that right? i cant remeber! please help!

anonymous · Answer

WAIT! i know the answer it is a) shelf 1 and 2..am i right?

anonymous · Answer

@sam