A triangular pyramid has four congruent faces. The triangular face measures 11 inches high and 8 inches across the base. What is the total surface area of the pyramid?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

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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