11) A flower bed of 2.5 m width is built along the border of a ... | Filo (2024)

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With PQ of length 6.1 cm as diameter draw a circle.

(a) The length of Ramesh’s notebook is 9 m 5 mm. What will be its length in cm?(b) Express as rupees using decimals 50 rupees 90 paise.

Sunita is half the age of her mother Geeta. Find their ages (i) after 4 years? (ii) before 3 years?

(a) Identify three triangles in the figure. (b) Write the names of seven angles.(c) Write the names of six line segments.

1. Which of the following are in proportion?(b) 15,10,3,5(a) 16,4,32,8(d) 4,3,8,6(c) 16,30,24,45(b) x:3::12:18

In how many years does the sum of ₹1200 become ₹1800 at the rate of simple interest of 5% per annum?

160∣ STUDENT33. The area of the sector of the circle with radius r and angle 1∘ isSel. 360π​(i9) The area of the quadrant of a circle with circumference 22cm will beSol. 8π​cm235. The cost of ploughing a field of area 3850m2 at the rate of ∗ be ₹1925 The area of 7550​cm2.37. The radius of the circle whose area is 314cm2 is.Sol. 10cm38. The cost of fencing a circular field at the rate of ₹20 per metre is ₹5000 will be the circumference of this circular field.Sol. 250m39. The area of the circle with diameter 200cm will beSol. 722​m240. The radius of the circle of area 154cm2 will be,Sol 7cm41. What will be the radius of the circle whose area is 72200​dm2 ?Sol. 10dm42. The radii of two circles are 27cm and 29cm respectively. Find the radius of the circle which has circumference equal to the sum of the circumferences of the two circles.Sol. 56cm43. The radin of two circles are 4cm and 3cm respectively. Find the radius of the circle which has area equal to the sum of the areas of the two circles.Sol. 5cm44. The radii of two circles are 8cm and 6cm respectively. Find the radius of the circle which has area equal to the sum of the areas of the fwo circles.Sol. 10cm45. What will be the diameter of the circular puddle of mud, whose circumference is 220cm ?Sol. 70cm46. If π=3.14, find the radius of a dish plate of circumference 75.36.Sol. 12cm47. An ox is tied with a 3m long rope. Find the distance covered by the ox in one roundhh)Sol. 7132​m48. The radii of two wheels are in the ratio 3:4. Find the ratio between the circumferences,Sol. 3:449. The part of the circular region enclosed by two radii and the corresponding arc is called a ... part of the circular reagnenSol. sector50. The part of the circular region enclosed between a chord and the comesponding arc is calledSol. segment

THE DUST ≫⟼urpose of learning mathematics is to solve everyday problems. The branch of math udy numbers is arithmetics. Now, we begin the study of another branch of mathen ra.Igebra' has been derived from the Arabic word "Al-Jabr". Algebra is a generalize In arithmetic, we deal with specific numbers and use the symbols 0, 1, 2, 3, 4, 5, 6 em. We use the four fundamental operations on specific numbers and obtair on the basis of certain observations, we obtain a general result called a formula. a generalized statement which is true for all systems of units and all possible val which it is formed.atterns:ernsins can be used to help you discover ways to represent certain types of numbemple: 1×2=22×2=43×2=68×2=16​is an even numberis an even numberis an even numberis an even numberve, any integer ×2→ an even number.let n stands for any integer then 2n represents an even number. latchsticks.u are making patterns with matchsticks. They decide to make simple pattern lish Alphabet. Kaviya takes two matchsticks and forms the letter Las shown in fig

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