Hal has three steel beams. Beam A is 5 yards long, beam B is 7 yards long, and beam C is 13 yards long. If the full length of each beam is used, can the three steel beams be placed together to form a triangle?
A.
Since 13 yd - 7 yd > 5 yd, a triangle can be formed.
B.
Since 5 yd + 7 yd < 13 yd, a triangle cannot be formed.
C.
Since 5 yd + 7 yd < 13 yd, a triangle can be formed.
D.
Since 13 yd - 5 yd < 7 yd, a triangle cannot be formed.
1 answer
A. Since 13 yards - 7 yards > 5 yards, a triangle can be formed.