8. CBQ - Rhombus

Question:

4 m.

A floor tile is designed in the shape of a rhombus $ABCD$. All four sides are $9 \ cm$ long. $\angle A = 93^{\circ}$, and the diagonals intersect at $O$.

1. The measure of $\angle AOB$ is

$60^{\circ}$
$180^{\circ}$
$360^{\circ}$
$90^{\circ}$

2. The measure of $\angle C$ is

$93 °$
$180^{\circ}$
$360^{\circ}$
$87 °$

3. The measure of $\angle D$ is

$180^{\circ}$
$87 °$
$360^{\circ}$
$93 °$

4. Explain why $ABCD$ is also a parallelogram.

Every rhombus has opposite sides parallel.
Every rhombus has opposite sides equal.
Every rhombus has opposite angles equal.
None of the above

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