The figure below is composed of eight
circles, seven small circles and one large
circle containing them all. Neighboring
circles only share one point, and two
regions between the smaller circles have
been shaded. Each small circle has a radius
of 5 cm.
What is the approximate area of the large
circle rounded to the nearest whole?

Need now max 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.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

The experience c-0.25c can be used to find the cost of an item on sale for 25% off which expression beloit equivalent to c-0.25c