Pia, lily and eric each have the same lenght of ribbon. pia cuts her ribbon into 10 equal pieces and uses 7 of them on a skirt. lily cuts her ribbon into 3 equal pieces and uses 2 of them in her haireric cuts his ribbon into 15 equal pieces and uses 12 of them to make a card. who uses the most ribbon?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?