Question
24.01 X 24.99 - ?% of 599.96 = 14.92 X
8.12 What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)ÂSolution
ATQ, 24.01 X 24.99 - ?% of 599.96 = 14.92 X 8.12 24 X 25 - ?% of 600 ~ 15 X 8 600 - ? X 6 ~ 120 ? X 6 ~ 480 ? ~ (480/6) ~ 80
One chord of a circle is given as 21.5 cm. Then the radius (r) of the circle must be:
The internal bisector of ∆ABC at ∠A cuts BC on D and cuts the circumcircle at E. If DE = 6cm, AC = 8cm and AD = 10 cm, then find the length of AB?
In ∆ABC , G is the centroid , AB = 8 cm, BC= 10 cm and AC = 12 cm , find GD, where D is the mid-point of BC?
In a given Figure, ON ∥ QR and MN ∥ OR.
What will be inradius of an equilateral triangle of side 12 cm?
ABC is a right angled triangle. ∠BAC = 90o and ∠ACB = 60o. What is the ratio of the circum radius of the triangle to the s...
 If the perimeter of a square is 40 cm, what is the length of each side?
In the given figure, B and C are the centres of the two circles. ADE is the common tangent to the two circles. If the ratio of the radius of both the ci...
A square is inscribed in a circle, and another square is circumscribed around the same circle. If the side of the inscribed square is 12 cm, find the di...