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পাঠ ২

কোণ

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কাষ 12, চুক 8

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কাষ 12, চুক 8

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কাষ 0 চুক 0

(iii)

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কাষ 0 চুক 0

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কাষ 0 চুক 0

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কাষ 12 আৰু চুক 8

1. কোণমান যন্ত্ৰৰ সহায়ত জুখি মাপবোৰ উলিওৱা আৰু লগতে কোণবোৰৰ নামবোৰ লিখাঃ

i)

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মাপঃ 60॰ আৰু কোণঃ সূক্ষ্মকোণ

ii)

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মাপঃ 90॰ আৰু কোণ সমকোণ।

iii)&nbsp;

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মাপঃ 120॰ আৰু কোণঃ স্থূলকোণ<a href="https://draft.blogger.com/blog/post/edit/294971006125713720/3025274124376658807#"></a>

iv)

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মাপঃ 130॰ আৰু কোণ স্থূলকোণ

v)&nbsp;

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মাপঃ 150॰ আৰু কোণঃ স্থূলকোণvi)&nbsp;

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মাপঃ 150॰ আৰু কোণঃ স্থূলকোণ

vii)&nbsp;

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মাপঃ 45॰ আৰু কোণ সূক্ষ্মকোণ

viii)

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মাপঃ 90॰ আৰু কোণঃ সমকোণix)&nbsp;

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মাপঃ 110॰ আৰু কোণঃ স্থূলকোণ x)&nbsp;

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মাপঃ 120॰ আৰু কোণঃ স্থূলকোণ xi)&nbsp;

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মাপঃ 75॰ আৰু কোণঃ সূক্ষ্মকোণ

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