If the legs of a trapezoid are congruent, what can be said about the trapezoid? the base angles are congruent. the base angles have a measure of 90 degrees. the diagonals bisect each other. the length of the median is equal to the length of half of one of the bases.

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.