Question 1

In parallelogram $ABCD$, diagonals $\overline{AC}$ and $\overline{BD}$  intersect at  E. Which statement does not prove parallelogram $ABCD$ is a rhombus?

Accepted Answer

$\overline{AB} \cong \overline{BC} $

Answer

$\overline{AC} \perp \overline{DB} $

Answer

$\overline{AC} \cong \overline{DB} $

Answer

$\overline{AC} 	ext{ bisects } \angle{DCB} $

Question 2

In the diagram,  $\bigtriangleup ABC$ has vertices $A(4,5), B(2,1), 	ext{and } C(7,3)$.
What is the slope of the altitude drawn from $A$ to $\overline{BC}$ ?

Accepted Answer

$-\frac{5}{2}$

Answer

$\frac{2}{5}$

Answer

$\frac{3}{2}$

Answer

$-\frac{1}{2}$

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