HOW TO USE SET SQUARE | CONSTRUCTION OF ANGLE 15°,30°,45°,60°,75°,90°,105°,120°,135°,150°,165°,180°
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USES OF SET SQUARES, #shorts
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Construction of angle of 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165 and 180 degree new
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How to use Set Squares | Construction of angles 30, 45, 60, 75, 90, 105| Engineering Drawing
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How to use SET SQUARE for construction of Angles 30, 45, 60, 75, 90, 105, 120, 135, 150
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General method to divide a circle into any number of equal parts
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using set square to draw parallel and perpendicular lines
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সেট স্কোয়ারের সাহায্যে কোণ অঙ্কণ, ১৫°,৩০°,৪৫°,৬০°,৭৫°,৯০°,১০৫°,১২০°,১৩৫°,১৫০°,১৬৫°,১৮০° কোণ অঙ্কণ
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