Gayla has a bag of 19 marbles of the same size. nine of these marbles are red, six blue, and four white. she randomly selects three of the marbles, without replacement, from the bag. what is the probability gayla has withdrawn more red than white marbles?

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?