Given: Quadrilateral ABCD with AB congruent to CD, AD congruent to BC, and diagonal BD is drawn Prove: BDC congruent to ABD

Suppose that square RSTV slides point for point to form quadrilateral WXYZ. a Is WXYZ a square ? b Is ? RSTVWXYZ c Is RS=1.8cm, find WX.

In the drawing, suppose that ZX is the perpendicular bisector of WY. What type of quadrilateral is WXYZ?

Given rhombus ABCD, use intuition to draw a conclusion regarding diagonals AC and DB.

Show that there is no triangle for which a=4 feet, b=14 feet, and A=60.

Given: RV bisects SRT, RS=x6,SV=3, RT=2x, and VT=x+2 Find: x HINT: You will need to apply the Quadratic Formula.

Given that ABCD is a square, use intuition to draw a conclusion regarding the lengths of AC- and BD-.

Given: ABCD not shown with AB = 8 and BC = 6; M and N are the midpoints of sides ABandBC, respectively. Find: MN

In rectangle ABCD, AD=12 and DC=5. Find the length of diagonal AC not shown. _

In the drawing, ABDCEF. Suppose that transversals l and m are also parallel. D and C are the midpoints of AE and BF, respectively. If parallelogram ABCD similar to parallelogram DCFE?