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9th West Bengal Board
IMPORTANT
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G is the centroid of the equilateral triangle ABC. If AB=10 cm, then the length of AG is

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Important Questions on Theorems on Concurrence

MEDIUM
9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
AD is the median of the triangle ABC and the centroid of △ABC is O.  If AO=10 cm, then the length of OD is
MEDIUM
9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
O is the incentre of △ABC and ∠BOC=116°. Then ∠BAC=
MEDIUM
9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
AD is the median of the triangle ABC and G is the centroid of △ABC. ThenAD:AG is
EASY
9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
The point of intersection of the bisectors of the angles of any triangle is called
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9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
The point of intersection of the three medians of any triangle is called
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9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
Circum-radius of any right-angled triangle is
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9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
The lengths of the sides of the triangle are 8 cm, 15 cm and 17 cm. The length of its circum-radius is 
MEDIUM
9th West Bengal Board
IMPORTANT
MATHEMATICS CLASS 9>Chapter 13 - Theorems on Concurrence>EXERCISE-1>Q 1
Circum-centre, incentre, centroid and orthocentre will be the same of