The pyramid of giza is one of the largest pyramid structures still standing in egypt. it is a right pyramid with a square base, a base length of 230 m, and height of 150 m.
the area of the base is
the volume is

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.