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y + 2x – [(y – (y – x + y) – (x + y) + y] – 2y =y + 2x – [y – y + x - y – x - y + y] – 2y =y + 2x – y + y - x + y + x + y - y – 2y =2x+4y-4y =2x.
If G is the centroid and AD, BE, CF are three medians of ∆ABC with area 216 cm 2 , then the area of ∆AGF is?
The area of a field in the shape of a hexagon is 2400 √ 3 m2 ? What will be the cost of fencing it at ₹18.50 per metre?
Which of the following statements are true about the circumference and diameter of a circle?
One chord of a circle is given as 21.5 cm. Then the radius (r) of the circle must be:
In ΔABC, PQ is parallel to BC If AP: PB= 3:2 and AQ= 6 cm, AC is equal to?
Find out the circumference of a sector whose radius is 7 cm and it makes the angle of 45° at the centre?
Find the distance between two parallel chords of length 24 cm each in a circle of diameter 25 cm?
A right triangular pyramid XYZB is cut from cube as shown in figure. The side of cube is 16 cm. X. Y and Z are mid points of the edges of the cube. What...
In the given figure, O is centre of the circle. Circle has 3 tangents. If ∠ QPR = 45 0 , then what is the value (in degrees) of ∠ QOR ?
The lengths of three medians in a triangles are 15 cm, 20 cm, 25 cm. What is the area of that traingle (in cm 2 )?
