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prove that triangles pqr and rsq are congruent.
given:
pq = rs, and

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0