Hot questions

0 votes

0 answers

Find the area of polygon ABCDEF, if AD = 18cm, AQ = 14 cm, AP = 12 cm, AN = 8 cm, AM = 4 cm, and FM, EP, QC and BN are perpendiculars to diagonal

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

0 votes

0 answers

The surface area of the three coterminus faces of a cuboid are 6, 15 and 10 `cm^2` respectively. The volume of the cuboid

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

0 votes

0 answers

The dimensions of a godown are 40 m, 25 m and 10 m. If it is filled with cuboidal boxes each of dimensions `2 m xx 1.25 m xx 1 m`, then the number of boxes will

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

0 votes

0 answers

A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The side of the cube

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

0 votes

0 answers

Ramesh has three

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

0 votes

0 answers

The curved surface area of a cylinder is reduced by ____________ per cent if the height is half of the original

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

0 votes

0 answers

Area of a rhombus = `1/2` product of

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

0 votes

0 answers

Two cylinders A and B are formed by folding a rectangular sheet of dimensions `20 cm xx 10 cm` along its length and also along its breadth respectively. Then volume of A is ________ of volume of

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

0 votes

0 answers

Two cylinders of same volume have their radii in the ratio 1:6, then ratio of their heights is

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

0 votes

0 answers

There is a circular pond and a footpath runs along its boundary. A person walks around it, exactly once keeping close to the edge. If his step is 66 cm long and he takes exactly 400 steps to go around the pond, find the diameter of the

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

0 votes

0 answers

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

0 votes

0 answers

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 krutika (1.7k points)

0 votes

0 answers

The ratio of the radius and height of a cylinder is 2:3. If its volume is 12,936 `cm^3`, find the total surface area of the

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

0 votes

0 answers

Four times the area of the curved surface of a cylinder is equal to 6 times the sum of the areas of its bases. If its height is 12 cm, find its curved surface

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

0 votes

0 answers

A rectangular examination hall having seats for 500 candidates has to be built so as to allow 4 cubic metres of air and 0.5 square metres of floor area per candidate. If the length of hall be 25 m, find the height and breadth of the

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

0 votes

0 answers

In the given graph the letter that indicates the point (0, 3)

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

0 votes

0 answers

The table given below shows the temperatures recorded on a day at different times. Observe the table and answer the following questions. (a) During which hour did the temperature fall?(b) What is the change in temperature between 7 am and 10 am?(c) During which hour was there a constant

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

0 votes

0 answers

Observe the given graph carefully and complete the table given below. x 1 2 3 4 5 y

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

0 votes

0 answers

As part of his science project, Prithvi was supposed to record the temperature every hour one Saturday from 6 am to midnight. At noon, he was taking lunch and forgot to record the temperature. At 8:00 pm, his favourite show came on and so forgot again. He recorded the data so collected on a graph sheet as shown below.(a) Why does it make sense to connect the points in this situation?(b)Describe the overall trend, or pattern, in the way the temperature changes over the time period shown on the graph.(c) Estimate the temperature at noon and 8

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

0 votes

0 answers

The two graphs below compare Car A and Car B. The left graph shows the relationship between age and value. The right graph shows the relationship between size and maximum speed. Use the graphs to determine whether each statement is true or false, and explain your answer. (a) The

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

Hot questions

Categories