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In the given figure, AB, AE, EF, FG and GB are semicircles. AB = 56 cm and AE = EF = FG = GB. What is the area (in cm2) of the shaded region?...
A rectangle with a diagonal of length 28m is inscribed in a circle. Find the area of a circle?
In the given figure, ABC is a right angled triangle. ∠ ABC = 90 0and ∠ ACB = 60 0. If the radius of the smaller circle is 2 cm...
Find the area of triangle having sides in the ratio 3:5:7 & the perimeter of the triangle is 60 cm
In a circle two chords AB and CD intersect at O, if AO = 4, BO = 3 and CO is one fourth of OD then Find OD?
If O is circumcentre of acute angled triangle ABC, if ∠ BOC = 60˚ then ∠ BAC = ?
Consider two concentric circles having radii 17 cm and 15 cm. What is the length (in cm) of the chord, of the bigger circle, which is a tangent to the s...
In the given figure, Ab = 30 cm and CD = 24 cm. What is the value (in cm) of MN?
In a rectangle ABCD, ‘P’ is a point inside the rectangle. If PA = 8 cm, PC = 6 cm and PB = 5 cm, then find PD.