In the picture below, which lines are lines of symmetry for the figure? A. none
B. 1, 2, and 3
C. 1 and 3
D. 2 and 4

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?