- A17 cm
- B3 cm
- C9 cm
- D5 cm
Step-by-Step Solution
For a quadrilateral circumscribing a circle, AB + CD = AD + BC. So 6 + 4 = AD + 7, giving AD = 3 cm.
Answer: B) 3 cm
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Tangent Lengths and Incircles practice questions