हिंदी

The point of concurrence of all angle bisectors of a triangle is called the ______.

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प्रश्न

The point of concurrence of all angle bisectors of a triangle is called the ______.

विकल्प

  • Centroid

  • Circumcentre  

  • Incentre

  • Orthocentre

MCQ
रिक्त स्थान भरें
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उत्तर

The point of concurrence of all angle bisectors of a triangle is called the incentre.

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अध्याय 6: Circle - Problem Set 6 [पृष्ठ ८६]

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बालभारती Mathematics 2 [English] Standard 9 Maharashtra State Board
अध्याय 6 Circle
Problem Set 6 | Q 1. (ii) | पृष्ठ ८६

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In the given figure, if ∠BAC = 60° and ∠BCA = 20°, find ∠ADC


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AB is a chord of a circle with centre O. AOC is diameter of circle, AT is a tangent at A.

Write answers of the following questions:

  1. Draw the figure using the given information.
  2. Find the measures of ∠CAT and ∠ABC with reasons.
  3. Whether ∠CAT and ∠ABC are congruent? Justify your answer.

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