Parallelogram ABCD contains two congruent triangles. In two or more complete sentences, use the triangles to prove
opposite sides are congruent in parallelogram ABCD.

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

What is the prime factorization of 23 ?me with this question

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?