Question
The Indian National Science Academy is headed by which
Indian woman for the first time?Solution
In August 2019, Dr. Chandrima Shaha,Biologist was appointed as the president of Indian National Science Academy, becoming the first woman to head the INSA (for 2020–22).
O is the circum centre of the isosceles ∆ ABC. Given that AB = AC = 5 cm and BC = 6 cm. The radius of the circle is
Angles of a triangle are in the ratio 4 : 6 : 8. Find the measure of the middle angle.
If O is the orthocentre of ΔABC , if ∠BOC = 1250 then what is the measure of ∠BAC?
In triangle ABC, the sides are AB = 13 cm, BC = 14 cm, and CA = 15 cm. What is the length of the altitude from vertex A to side BC?
In a regular hexagon, the length of one side is 10 cm. Find the area of the hexagon.
What is the sum of the supplementary and complementary angles of 60 ° ?
What will be inradius of an equilateral triangle of side 4 cm?
In ΔABC, D is a point on BC such that AD bisects ∠A. If BD = 6 cm, DC = 9 cm, find AB/AC.
∆ABC and ∆DEF are similar and their areas are respectively 16 cm2 and 64 cm 2 . If EF = 6 cm BC is?
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