What does 5+5=
is it 1
is it 55
is it 3
is it 5
is it 10

True or false? a circle could be circumscribed about the quadrilateral below.

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2