Which quadrilateral does NOT always have congruent diagonal 1) isosceles trapezoid 2) rectangle 3) rhombus 4) square

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655