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4 cards from this section. Quick, good the night before a test.
What is the sum of the interior angles of a quadrilateral?
Remember the property for the sum of angles in quadrilaterals.
In a parallelogram, what do we know about the diagonals?
Think about the properties of opposite sides and angles.
What is the sum of the interior angles of any quadrilateral?
Reflect on the properties of polygons.
In a rhombus, the diagonals...
Remember the definition and properties of a rhombus.
Given a quadrilateral with angles measuring 130°, 85°, 100°, find the fourth angle. Then, prove that the sum equals 360° using a diagram.
Visualize and organize the angles based on the quadrilateral structure for better understanding.
In a rectangle, one diagonal measures 10√2 cm. Find the lengths of the sides if given one side is twice the length of the other. Show all workings.
Use properties of rectangles and the Pythagorean theorem together.
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