What is the best approximation for the circumstance of a circle with a diameter of 400 inches use 3.14 to approximate pi. a.628 in. b.1256 in. c.1884 in. d.2512 in.

Write the percent as a fraction or mixed number in simplest form. 0.8%

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

If the diagram polygon abcd is a reflection across ef to make polygon a'b'c'd'.