Find the length of AB. B(9, 10)
12
11
10
9
8
7
6
5
4
3
2
1
A(4,2)
1 2 3 4 5 6 7 8 9 10 11 12
A. 89 units
B. 13 units
C. About 9.4 units
D. About 3.6 units

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Through non-collinear points there is exactly one plane.

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