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The surface area of a cylinder which exactly fits in a cube of side b is

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The perimeter of a rectangle becomes __________ times its original perimeter, if its length and breadth are

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A trapezium with 3 equal sides and one side double the equal side can be divided into __________ equilateral triangles of _______

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Opposite faces of a cuboid are _________ in

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The areas of any two faces of a cuboid are

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Two cuboids with equal volumes will always have equal surface

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Find the area of the shaded portion in the following

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The radius and height of a cylinder are in the ratio 3:2 and its volume is 19,404 `cm^3`. Find its radius and

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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The thickness of a hollow metallic cylinder is 2 cm. It is 70 cm long with outer radius of 14 cm. Find the volume of the metal used in making the cylinder, assuming that it is open at both the ends. Also find its weight if the metal weighs 8 g per

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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Radius of a cylinder is r and the height is h. Find the change in the volume if the (a) height is doubled. (b) height is doubled and the radius is halved. (c) height remains same and the radius is

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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A swimming pool is 200 m by 50 m and has an average depth of 2 m. By the end of a summer day, the water level drops by 2 cm. How many cubic metres of water is lost on the

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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The following graph shows the journey made by two cyclists, onefrom town A to B and the other from town B to A. (a)When cyclist II reached town A, how far was cyclist I from town

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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This graph shows a map of an island just off the coast of a continent. The point labelled B represents a major city on the coast. The distance between grid lines represents 1 km. Point A represents a resort that is located 5 km East and 3 km North of Point B. The values 5 and 3 are the coordinates of Point A. The coordinates can be given as the ordered pair (5, 3), where 5 is the horizontal coordinate and 3 is the vertical

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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The graph given below compares the price (in Rs) and weight of 6 bags (in kg) of sugar of different brands A, B, C, D, E, F. (a) Which brand(s) costs/cost more than Brand

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Draw a graph for the radius and circumference of circle using a suitable scale.(Hint : Take radius = 7, 14, 21 units and so on)From the graph,(a) Find the circumference of the circle when radius is 42 units.(b) At what radius will the circumference of the circle be 220

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Generalised form of a three-digit number xyz

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If A 3 + 8 B = 150, then the value of A + B

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A four-digit number abcd is divisible by 11, if d + b = _______ or

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A two-digit number ab is always divisible by 2 if b is an even

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If 148101B095 is divisible by 33, find the value of

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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