3.In the diagram below, triangle PQR is congruent to triangle PSR. a) Describe in full the isometric transformation that maps triangle PQR to triangle PSR.
b) Calcuate
i) Perimeter, in cm of quadritateral PQRS
ii) The area, in cm², of PQRS
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You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Does the point (1, sqrt 7) lie on circle shown.

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?