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Time taken by P = 10 days Time taken by Q = 10 days Time taken by R = 15 days Let the total work be 30 units. P’s one day work = 3 units Q’s one day work = 3 units R’s one day work = 2 units Amount received by Q = 3200 × (3/8) = Rs. 1200
In ∆ABC, AB = 5cm, BC = 10cm, and AC = 13cm then find out the value of cos A.
In a triangle ABC, AB = 13 cm, BC = 14 cm, and AC = 15 cm. Find the area of the triangle and the length of the altitude from vertex A to side BC.
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.
PQRS is a cyclic quadrilateral of which PQ is the diameter. Diagonals PR and QS intersect at A. If SQR = 25°, then angle PAS measures
The area of an equilateral triangle is 16√3 sq m. Its perimeter is
If G is the centroid and AD, BE, CF are three medians of ∆AGF with area 11 cm 2 , then the area of ∆ABC is?
In ∆ABC , G is the centroid , AB = 5 cm, BC= 8 cm and AC = 7 cm , find GD, where D is the mid-point of BC?
In a rectangle, length : breadth = 4 : 3. What is the value of length : diagonal?
