PIS BARODA STD-6

 

  hird language Sanskrit book image -  May 27, 2020

 

 

Extra Questions for Practice  1. Construct line segments whose lengths are: (i) 4.8 cm (ii) 12 cm 5 mm (iii) 7.6 cm 2. Draw a line PQ. Take a point R on it. Draw a line perpendicular to PQ and passing through R. (Using (i) ruler and a set-square (ii) ruler and compasses) 3. Draw a line segment of length 8.6 cm. Bisect it and measure the length of each part. 4. Draw an angle of measurement 150 degree.  Solution: 1 (i) 4.8 cm Construct a line L on a paper and mark A on it. Now place the metal point of the compass at zero mark of the ruler. Make adjustments in the compass such that the pencil point is at 4.8 cm mark on the ruler. Take compass on L such that its metal point is on A. Now mark a small mark as B on L which is corresponding to the pencil point of the compass. Here, AB is the required line segment of length 4.8 cm. (ii) 12 cm 5 mm Construct a line L on a paper and mark A on it. Now place the metal point of the compass at zero mark of the ruler. Make adjustments in the compass s

 Date: 4/3/21 Extra Questions for Practice  1. Perimeter of a square is 48 cm. Find the length of its side? 2. The length of a rectangular garden is 20 m and breadth is 13 m. How much barbed wire will be needed to fence the garden? 3. Find the area of a rectangle whose length is 12 cm and breadth is 10 cm. 4. A square garden has a perimeter 40m. What is its area? 5. A rectangular field is 24 m long and 20 m wide. Find the cost of fencing the field at the rate of 25 rupees per metre. 6. The fencing of a square garden is 32 m in length. How long is one side of the garden? 7. A thin wire 40 cm long is formed into a rectangle. If the width of this rectangle is 8 cm, what is its length? 8. Find the perimeter of a triangle with sides measuring 10 cm, 14 cm and 15 cm? 9. Find the side of a square whose perimeter is 20m? 10. The area of a rectangular garden 50 m long is 300 sq m. Find the width of the garden? 11. Find the length of a rectangle given that its perimeter is 880 m and breadth is 8

 Extra Questions for Practice  1) Find the ratio of the following: (a) 56 to 63. (b) 55 to 120. 2)Ramesh deposited ₹ 2050 in a bank and in the month of January he withd_rew ₹ 410 from his account on the last date of the month. Find the ratio of (a) Money withdrawn to the total money deposited. (b) Money withdrawn to the remaining amount in the bank. 3) There are 180 students in a class. Number of girls are 75. Find the ratio of the girls to the number of boys. 4) Green paint is made by mixing blue, yellow and white paints in the ratio 2 : 7 : 1. How much blue paint is needed to make 64 litres of green paint? 5) Are 20, 25, 12, 15 in proportion? 6) The first, second and fourth terms in a proportion are 32, 112, 217 respectively. Find the third term. Solution:1 Solution: 2 Total money deposited = ₹ 2050 Amount of money withdrawn = ₹ 410 Amount of money left in the bank = ₹ 2050 – ₹ 410 = ₹ 1640 (a) Ratio of money withdrawn to the total money deposited ∴ Required ratio = 1 : 5 (b) Ratio o

Computer Revision term 2 and IA project presentation grade VI A