Abcd is a rectangle and p, q,r, s are the midpoints of sides ab, bc, cd, da respectively. show that the quadrilatral pqrs is rhombus.

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit