In a triangle ABC, D is the midpoint of AB, E is the midpoint of AC and DE is parallel to BC, then DE : BC = ________.
3 : 1
2 : 1
1 : 1
1 : 2
In ΔABC, a line DE is drawn joining the midpoints of AB and BC. Which of the following statements is true?
In a triangle ABC, D is the midpoint of AB and E is the midpoint of AC. If DE = 7.5 cm, then BC = ____.
In a triangle ABC, D is the midpoint of AB and E is a point on AC such that DE || BC. Then