construct a triangle whose perimeter is 15 cm and its two base angles are 90° and 30°
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things need to use: a compass, ruler, protractor
first construct a 60 ° angle by using a compass and make an intersection in the middle to get a a 30°. same goes for the 90° but add the other 30° to the 60° angle. just so you know, 90°= a straight vertical line= a L shape
first construct a 60 ° angle by using a compass and make an intersection in the middle to get a a 30°. same goes for the 90° but add the other 30° to the 60° angle. just so you know, 90°= a straight vertical line= a L shape
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