MENSURATION WORD PROBLEMS CLASS 8th & 9th Q.1) A rectangular lawn is 30m x 20m. It has two flower beds 1.5m wide running in the middle of it, one parallel to the length and the other parallel to the breadth. There is a lamp post in the center on a cubical cemented platform of edge […]
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Word problems related to perimeter Class 6th ,7th , 8th -Q.1) The length and the breadth of rectangular field are in the ratio 7:4. The cost of fencing the field at Rs. 25 per meter is Rs. 3300. Find the dimensions of the field. SOLUTION :- Rectangular field Given: Ratio of length and breadth =7:4
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PRACTISE SUMS RELATED TO PERIMETER CLASS 6TH , 7TH ,8TH Q.1) Find the perimeter of :- i) a regular pentagon of side 8cm.ii) a regular octagon of side 4.5cm .iii) a regular decagon of side 3.6cm . SOLUTION:- i) Regular pentagon Side = 8cm. No. of sides = 5 Perimeter of pentagon = ? Perimeter
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MENSURATION SESSION – 14.1 Q 1 ] . The side of a square exceeds the side of another square by 5cm and the sum of the areas of two squares is 325 cm 2 . Find the side of each square . SOLUTION : Let the side of the 2nd square = x cm Thus
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SESSION – 5 WORD PROBLEMS RELATED TO PERIMETER CLASS 4th, 5th & 6th Q.1) Find the perimeter of a square with side length 4.7m. SOLUTION: Given: SQUARE Side = 4.7m = S Perimeter of square = P = ? Perimeter of a square = 4*S P = 4*4.7 P = 18.8m ANS: The perimeter of
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SESSION – 4 (2ND PART) TABULAR FORM QUESTIONS FOR CLASS 4TH AND 5TH Q 1]. Find the missing : LENGTH 14m ? 20mm ? BREADTH ? 8cm ? 12cm PERIMETER 58m 34cm 50mm 40cm [a] [b] [c] [d] SOLUTION : [a] Given that : L = 14 m B = ? Perimeter of rectangle =
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SESSION – 4 TABULAR FORM QUESTIONS FOR CLASS 4TH AND 5TH Q1 ] . Find Perimeter : LENGTH 7mm 8cm 12.1 Km 6.4 cm 16m 1.5m BREADTH 2.5mm 5cm 3.2 Km 3.2 Km 14m 70cm PERIMETER ? ? ? ? ? ? [a] [b] [c] [d] [e] [f] SOLUTION : [a] Given that : L
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Concepts of Perimeter: FOR CLASS 4TH AND 5TH DEFINATION: PERIMETER is the length of the boundary of a plane figure. FORMULAS: 1)Perimeter of the given shape = the sum of the length of all sides of the given shape.2)Perimeter of a rectangle = 2*( L+B)3)Perimeter of a square = 4*S4)Perimeter of an equilateral triangle =
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Concepts of perimeter: FOR CLASS 4TH AND 5TH DEFINATION: PERIMETER is the length of the boundary of a plane figure. FORMULAS : 1) Perimeter of a given shape = the sum of the length of all sides of the given shape.2)Perimeter of a rectangle = 2*(L+B)3)Perimeter of a square = 4*S4)Perimeter of an equilateral triangle
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CONCEPTS OF PERIMETER For Class 4th And 5th DEFINATION : Perimeter is the length of the boundary of a plane figure . FORMULAS : 1] Perimeter of a given shape = the sum of the length of all sides of the given shape . 2] Perimeter of a rectangle = 2 * (L + B
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