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In figure, if I || m and ∠1 = (a + 3b+10)°, ∠4 = (2a + b)° and ∠5 = (3b + 20)°. Find a and b |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>here is <a href="https://interviewquestions.tuteehub.com/tag/ur-721789" style="font-weight:bold;" target="_blank" title="Click to know more about UR">UR</a> answer hope u have been understood</p><p><strong>Step-by-step explanation:</strong></p><p>As l is <a href="https://interviewquestions.tuteehub.com/tag/parallel-1146369" style="font-weight:bold;" target="_blank" title="Click to know more about PARALLEL">PARALLEL</a> to m and t is a transversal.</p><p>∴a=132</p><p>o</p><p>.... Corresponding angles</p><p>ANd b=1320</p><p>o</p><p>.. vertically opposite angles</p><p>Now,</p><p>⇒2a+b=2×132</p><p>o</p><p>+132</p><p>o</p><p></p><p>⇒264</p><p>o</p><p>+132</p><p>o</p><p>=396</p><p>o</p><p>hope it was <a href="https://interviewquestions.tuteehub.com/tag/helpful-479747" style="font-weight:bold;" target="_blank" title="Click to know more about HELPFUL">HELPFUL</a></p></body></html> | |