📝 Practice Set 8.1 📝 Practice Set 8.2 📝 Practice Set 8.3 📝 Exercise 8 Exercise 8 (1) Fill in the blanks: (i) A triangle in which all three sides have the same length is called triangle. (ii) A triangle in which only two sides have equal lengths is called triangle. (iii) A triangle whose […]
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📝 Practice Set 8.1 📝 Practice Set 8.2 📝 Practice Set 8.3 📝 Exercise 8 Practice Set 8.2 (1) In the figure below, sides of equal length are shown by the same marking. Write the type of triangle based on it: (i) D E F △DEF is an equilateral triangle. (ii) M A N △MAN
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📝 Practice Set 8.1 📝 Practice Set 8.2 📝 Practice Set 8.3 📝 Exercise 8 Practice Set 8.3 (1) Observe XYZW and answer the following questions: X Y Z W (i) Which side is opposite to side XY? (ii) Which are the adjacent sides of side XW? (iii) Which is the opposite angle of ∠W?
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📝 Practice Set 8.1 📝 Practice Set 8.2 📝 Practice Set 8.3 📝 Exercise 8 Practice Set 8.1 (1) Complete the table below by observing the diagram. Sr. No. Figure Vertices Sides Angles 1 A B C Point A, Point B, Point C seg AB, seg BC, seg AC ∠ABC ∠BAC ∠ACB 2 L M
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📝 Practice Set 7.1 📝 Practice Set 7.2 📝 Exercise 7 Exercise 7 (1) Choose the correct option: (i) What is the ratio of the proportion 5 : 7? a) 5 7 b) 12 24 c) 7 5 d) 10 21 (ii) What is the simplest form of 60 36 ? a) 10 6 b)
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📝 Practice Set 7.1 📝 Practice Set 7.2 📝 Exercise 7 Practice Set 7.2 (1) A charitable organization wants to gift compass boxes to 67 needy students of a school, one each. The cost of a pack containing 10 compass boxes is ₹ 850. How much will the organization spend on purchasing compass boxes? Solution
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📝 Practice Set 7.1 📝 Practice Set 7.2 📝 Exercise 7 Practice Set 7.1 (1) Write the ratio of the first number to the second number in it’s simplest form. i) 36, 88 ii) 72, 18 iii) 91, 65 iv) 85, 102 Solution (i) 36, 88 Ratio of 36 to 88 = 36 88 =
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📝 Practice Set 6.1 📝 Exercise Exercise 6 (1) Write the correct number in the blank box. i) 5 7 + 2 7 = 7 7 or 1 ii) 9 8 − 1 8 = 1 iii) 6 7 + 6 7 = 12 7 iv) 11 7 − 5 14 = 17 14 v)
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📝 Practice Set 6.1 📝 Exercise Practice Set 6.1 1) Compare the following fractions. (i) 8 3 , 5 2 Solution The LCM of 3 and 2 is 6. Making the denominators of the given fractions 6. 8 3 = 8 × 2 3 × 2 = 16 6 and 5 2 = 5 ×
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📝 Practice Set 5.1 📝 Practice Set 5.2 📝 Practice Set 5.3 📝 Exercise Practice Set 5.3 1 Find the LCM of the following numbers. (i) 16, 24 Three Methods of Finding LCM Select any method below to view the complete solution. ① Listing Method ② Prime Factorisation Method ③ Vertical Layout Method Solution :
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