Aset of cards has 20 cards with stars, 10 cards with squares, and 15 cards with circles. find the probability of each event when a card is chosen at random.
1. square
2. circle
3. star or circle
4. not circle or square
there are 14 girls and 18 boys in ms. wiley's class. ms. wiley randomly selects on student to solve a problem. find the probability of each event.
5. selecting a boy
6. selecting a girl

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Which statements are true about additional information for proving that the triangles are congruent check all that apply