Question

Points D and E are midpoints of the sides of triangle ABC. The perimeter of the triangle is 48 units. What is the value of t?

Answer 1

The value of t is 2

the correct answer is A

Answer 2

     If points E and D are midpoints of triangle ABC, then the perimeter of the triangle is:AB + BC + CA = 48, or:
3 t + 3 t + 4 t + 4 t + 7 t + 6 = 4821 t = 48 - 621 t = 42t = 42 : 21t = 2Answer: A.  2.