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Harmanpreet
May 3, 2014
Rita
Feb 8, 2015
Devanshi Kulkarni
Jan 2, 2015
In 15 minutes, the minutes hand of the clock rotates by 90°.
∴ Area cove...
Devanshi Kulkarni
Jan 2, 2015
Length of the wire in the shape of smaller arc = perimeter of the semicircle with diamter of 14 mm
= 1/2 [ 2 x 22/7 x 7]
= 22 mm
Length of the wire in the shape of longer arc = ...
Chayan Mukherjee
Apr 2, 2014
Post each question individually to get quick answer.
Fahad Kolharkar
Dec 12, 2014
Devanshi Kulkarni
Jan 5, 2015
Area of unshaded region of quadrant of a square = [Area of two quadrants - Area of the quadrant of the square]
= 2[1/4 x 22/7 x 7 x 7] - [7 x 7]
= 77 - 49
= 28
To...
Devanshi Kulkarni
Jan 2, 2015
(i) Let ∠CBD = x.
∠COD = 2x [Angle made by arc at the centre is twice the angle made by it at any point on the remaining part of the circle.]
∠OCD = 2x [Alternate ang...
Devanshi Kulkarni
Jan 2, 2015
Harmanpreet
May 3, 2014
Rita
Feb 8, 2015
Devanshi Kulkarni
Jan 2, 2015
In 15 minutes, the minutes hand of the clock rotates by 90°.
∴ Area cove...
Devanshi Kulkarni
Jan 2, 2015
Length of the wire in the shape of smaller arc = perimeter of the semicircle with diamter of 14 mm
= 1/2 [ 2 x 22/7 x 7]
= 22 mm
Length of the wire in the shape of longer arc = ...
Chayan Mukherjee
Apr 2, 2014
Post each question individually to get quick answer.
Fahad Kolharkar
Dec 12, 2014
Devanshi Kulkarni
Jan 5, 2015
Area of unshaded region of quadrant of a square = [Area of two quadrants - Area of the quadrant of the square]
= 2[1/4 x 22/7 x 7 x 7] - [7 x 7]
= 77 - 49
= 28
To...
Devanshi Kulkarni
Jan 2, 2015
(i) Let ∠CBD = x.
∠COD = 2x [Angle made by arc at the centre is twice the angle made by it at any point on the remaining part of the circle.]
∠OCD = 2x [Alternate ang...
Devanshi Kulkarni
Jan 2, 2015