Triangle ABC was transformed using the rule (x, y) → (–y, x). The vertices of the triangles are shown.

A (–1, 1)
B (1, 1)
C (1, 4) A' (–1, –1)
B' (–1, 1)
C' (–4, 1)
Which best describes the transformation?

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

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$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?