New Learning Composite Mathematics Class 7 SK Gupta Anubhuti Gangal Properties of Triangles Chapter 10A Solution

New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Properties of Triangles Self Practice 10A Solution

Ans. <BOC = 130 degree.
<OBC = 20 degree.

(5) The angles of a triangle are in the ratio 2 : 3 : 4. Find the measure of each angle of the triangle.

(6) Which of the following groups of 3 angles cannot be the angles of a triangle?

(a) 60o, 50o, 70o

(b) 49o, 72o, 63o

(7) A triangle has two equal angles, each of which is equal to twice the remaining third angle. Find the angles of the triangle.

Solution Number 5, 6 & 7:


Updated: May 26, 2020 — 9:46 pm

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  1. Mam/Sir please post self practice 10B soon
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      1. Thank You

  2. It is very good to see, and take help from here..

    Thank you so much ma’am and sir…

    Really it is very helpful for us

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