To obtain the area of a sector, what fraction is multiplied by the area of a circle (a = πr2)? a pi over 180 b pi over 360 c radius over 360 d central angle over 360

What is the factored form of the following expressions? d^2 – 13d + 36

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Someone answer asap for ! 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.