Question
If I is the incentre of ΔABC , if ∠ BIC = 1200 , then what is the measure of ∠ BAC?
If I is the incentre of ΔABC, then ∠ BIC = 90 0 + ∠ BAC/2 1200 = 90 0 + ∠ BAC /2 1200 - 90 0 = ∠ BAC/2 ∠ BAC/2 = 300 ∠ BAC = 60 0 More Geometry Questions
- In a given Figure, ON ∥ QR and MN ∥ OR. If, PO : OQ = 2 : 3 then find MO : OQ?
- MN is a diameter of a circle with centre O. The tangent at 'P' meets MN produced at 'Q'. If ∠PMN = 44 ° , then find ∠PNQ.
- If O is circumcentre of acute angled triangle ABC, if ∠ BOC = 60˚ then ∠ BAC = ?
- Find the area of triangle having sides 28 m, 45 m, and 53 m.
- Two chords, AB and CD, of a circle intersect at an external point E. Given that the lengths of BE and DE are 12 cm and 8 cm, respectively, and the total le...
- Find the difference between angle and its complement if the angle is two-seventh of its complement.
- Find the area of triangle having sides 8 m, 15 m, and 17 m.
- 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 ?
- Question 9
- What will be circumradius of a right angle triangle whose base is 20cm & height is 21cm ?
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)