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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ७

Draw two parallel lines and a transversal. Mark two corresponding angles A and B. If ∠A = 4x, and ∠B = 3x + 7, find the value of x. Explain - Mathematics

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प्रश्न

Draw two parallel lines and a transversal. Mark two corresponding angles A and B. If ∠A = 4x, and ∠B = 3x + 7, find the value of x. Explain

बेरीज

उत्तर

Let m and n are two parallel lines and l is the transversal.

A and B are corresponding angles.

We know that corresponding angles are equals,

∴ 4x = 3x + 7

4x − 3x = 3x + 7 − 3x

x = 7°

∴ ∠A = 4 × 7 = 28° and ∠B = 3(7) + 7

= 21 + 7

= 28°

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पाठ 5: Geometry - Exercise 5.6 [पृष्ठ १०७]

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सामाचीर कलवी Mathematics - Term 1 [English] Class 7 TN Board
पाठ 5 Geometry
Exercise 5.6 | Q 17 | पृष्ठ १०७
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