What is the product of the coordinates of the midpoint of a line segment with endpoints at (1,1) and (-7,5)?

Acamper leaves camp on a kayak and travels 50 miles east on a river, then he ties his kayak to the bank and travels 20 miles north on a bicycle. this trip can be plotted on the coordinate plane, where the camp is the point (0, 0). the distant of the camper to the camp can be found using the distance formula. which other formula can he use? a) 502 - 202 b) 502 + 202 c) 502 - 202 d) 502 + 202

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section