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IUT_16-17
HSC - উচ্চতর গণিত ১ম পত্র
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অধ্যায়-০৫ঃ বিন্যাস ও সমাবেশ
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All Topics
How many triangles can be formed by
12
points,
7
of which lie on one line and other
5
on another parallel
\text { How many triangles can be formed by } 12 \text { points, } 7 \text { of which lie on one line and other } 5 \text { on another parallel }
How many triangles can be formed by
12
points,
7
of which lie on one line and other
5
on another parallel
line?
\text { line? }
line?
A.
175
175
175
B.
31
31
31
C.
105
105
105
D.
70
70
70
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