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How do you verify that parallelogram ABCD with vertices A(-5, -1), B(-9, 6), C(-1, 5). and D(3,-2) is a rhombus by showing that it is a parallelogram with perpendicular diagonal?

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Deanna Hettinger
Deanna HettingerLv2
26 Feb 2020
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Related questions

Which statement best explains if quadrilateral ABCD can be a parallelogram?
 
(a) ABCD can be a parallelogram with one pair of sides measuring 15 units and the other pair measuring 8 units.
(b) ABCD can be a parallelogram with one pair of sides measuring 15 units and the other pair measuring 9 units.
(c) ABCD cannot be a parallelogram because there are three different values for x when each expression is set equal to 15.
(d) ABCD cannot be a parallelogram because the value of x that makes one pair of sides congruent does not make the other pair of sides congruent.
 
 


 

The diagram shows a trapezium ABCD with vertices A(11,4), B(7,7), C(-3,2) and D. The side AD is parallel to BC and the side CD is perpendicular to BC.

Find the area of the trapezium ABCD.

The diagram shows a trapezium ABCD with vertices A(11,4), B(7,7), C(-3,2) and D. The side AD is parallel to BC and the side CD is perpendicular to BC.

Find the area of the trapezium ABCD.

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