Ex 5.4, 7 (e) - Chapter 5 Class 6 Understanding Elementary Shapes

Last updated at April 16, 2024 by

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Ex 5.4, 7 Fill in the blanks with acute, obtuse, right or straight : (e) When the sum of the measures of two angles is that of a straight angle and if one of them is acute then the other should be _______. Suppose two angle are ∠ A & ∠ B Now , ∠ A + ∠ B = 180 Given that , One angle is acute i.e. ∠ A > 90° So , ∠ B must be greater than 90° ∴ ∠ B > 90° So , ∠ B is obtuse

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.