Question
If in a ΔABC, the external angle bisector of angle A, meets BC when extended at a point D, BD = 6cm , BC = 4 cm then what is AB:AC ?
Here CD = BD- BC = 6 - 4 = 2cm, By External angle bisector theorem, AB: AC = BD:CD = 4:2More Geometry Questions
- What will be inradius of a right angle triangle whose base is 28 cm & height is 45 cm ?
- In a triangle, the three interior angles are in the ratio 3 : 4 : 5. What is the measure of the largest angle?
- In the given Figure, Find angle BCD. If AB is a diameter & AB is parallel to CD.
- What is the sum of the supplementary and complementary angles of 60 ° ?
- An angle is equal to 3/7 of its supplement. The angle is :
- The radius of the incircle of a triangle is 3 cm. if the area of the triangle is 12 cm 2 , then its perimeter is?
- A solid cylinder has radius of base 14 cm and height 15 cm. 4 identical cylinders are cut from each base as shown in the given figure. Height of small cyli...
- What will be circumradius of a right angle triangle whose base is 20cm & height is 21cm ?
- If I is the incentre of ΔABC , if ∠ BAC = 650 , then what is the measure of ∠ BIC?
- Question 10
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)