Question
The 15th International Olympiad on Astronomy and
Astrophysics (IOAA) 2022 was held in __________.Solution
The 15th International Olympiad on Astronomy and Astrophysics (IOAA) 2022 was held in Georgia, from August 14 to 21, 2022.The IOAA aims to promote the growing interest of students in Astronomy and related STEM subjects.The Indian contingent bagged three gold medals and two silver medals.
The radius of a circle is 10 cm, and the length of the chord is 12 cm. Find the distance between the chord and the centre of the circle. Â
If I is the incentre of ΔABC , if ∠BAC = 500 , then what is the measure of ∠BIC?
In the given figure, PQR is a triangle and quadrilateral ABCD is inscribed in it. QD = 2 cm, QC = 5 cm, CR = 3 cm. BR = 4 cm. PB = 6 cm. PA = 5 cm and A...

In an orchard, the ratio of the number of mango and lichi trees is 4:7, respectively. Also, there are few apple trees in the orchard which is 50% more t...
Triangle ABC is similar to triangle PQR and AB : PQ = 2 : 3. AD is the median to the side BC in triangle ABC and PS is the median to the side QR in tria...
If in a right angle triangle ABC, Angle B is a right angle. AB = 20 cm, BC= 21 cm if BD is perpendicular to AC find the length of BD?Â
AB and AC are the two tangents to a circle whose radius is 6 cm. If ∠BAC = 60o, then what is the value (in cm) of √(AB2 + AC...
- Length of a chord in a circle of radius 'r' cm, is 24 cm and distance between chord and centre of the circle is 35 cm. Find the value of (6r - 80).