作者：keshav sahni 10 年以前
449
Triangles and Quadrilaterals
The text discusses geometric shapes, specifically focusing on triangles and quadrilaterals. It mentions that a triangle has three sides and angles, with the sum of its internal angles equaling 180 degrees.
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Triangles and Quadrilaterals Triangles the only regular triangle is a equelateral triangle the measurments equal to 180 degrees a triangle has 3 sides and angles Constucting triangles step five: label the measurment and the triangle for clarity step four: join the arc point to the line you made step three: make an arc with thecompass step two: take your compass and bring it to the needed measurments step one: make a straight line segament Quadrilaterals a quadrilateral's measurment equal to 360 degrees the only regular quadrilateral is a square a Quadrilateral is a shap with 4 sides and 4 angles
