The ratio of the number of women to the number of men to the number of children in a room is 5: 2: 7, respectively. what is the total number of people in the room? (1) the total number of women and children in the room is 12. (2) there are fewer than 4 men in the room.

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

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

How is the interquartile range calculated?