Dwayne's garden is triangle-shaped with two equal sides and a third side that is 4 ft more than the length of an equal side. If the perimeter is 49 ft, how long is the longest side?

Respuesta :

49-4 = 45

45/3 = 15
 2 sides are 15 feet each the third side = 19 feet
 longest side = 19 feet