A triangle-shaped machine part has sides of 21/2 inches, 31/4 inches, and 5 inches. The triangle's perimeter is
A103/4 inches.
B111/2 inches.
C113/8 inches.
D101/8 inches.
A103/4 inches.
B111/2 inches.
C113/8 inches.
D101/8 inches.