ANGLES Resources

The length of the sides of angle ABC are consecutive integers. If angle ABC has the same perimeter as an equilateral triangle with a side angle of 9, what's the len of the shortest wide angle abc...


A student needed to draw a circle with a 2" diameter, then draw the following angles: 100°, 120º, and 140º. She had her compass but didn't have her protractor.   First she drew the circle, then she drew 2 perpendicular diameters. Since a circle encompasses 360º, each quadrant comprising 90º. We drew the 120º angle first using an entire 90º quadrant plus 1/3 of the adjacent quadrant,... read more

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