Complete the sentence by selecting the correct words from the option below. a measure of summarizes all of the values in a data set with a number.

a. mean; large
b. median; small
c. center; single
d. spread; large

Abcd is a square. what is the measure of angle bac

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?