Which statements are true about the kite? check all that apply.
: this polygon is a quadrilateral
: this polygon has four right angles,
: this polygon has two pairs of congruent sides,
: this polygon has opposite sides that are congruent.
: this polygon has one set of opposite angles that are congruent.

An electronics manufacturer wants to know if customers would be interested in a detachable keyboard for their tables and if so, what the most important features would be. the manufacturer partners with an electronics store to include copies of the survey with every purchase at that store for one week. which of the following best explains why this random sample is unlikely to be a good representative sample of tablet owners' preferences for a detachable keyboard? a) one week is likely not enough time to get a large enough sample. b) most people won't bother to send in the survey, which is likely to skew the results c) there is no way to verify whether the responders to the survey actually own a tablet d) the survey is biased because it was conducted through an electronics store, not the general population

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad