Exemplar Exercise Problems VII — task. Mathematics CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. How many triangles can be drawn having its angles as

$53^°, 64^°$ and

$63^°$ ? Give reason for your answer.

$1$
$0$
Infinitely many
$3$

2. In Fig. , find the value of x for which the lines

$l$ and

$m$ are parallel.

YCIND_240306_6084_lines and angles_9.png

$44^{\circ}$
$144^{\circ}$
$56^{\circ}$
$136^{\circ}$

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