Which of the following is an example of simple harmonic motion? O A. The height of the water in Monterey Bay
O B. A ball bouncing on a sidewalk
O C. A police car shining a spotlight into buildings as it drives by
O D. Calculating the angle of elevation for a building

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? ( )

What is the approximate circumference of the circle shown below?

The system of equations graphed below has how many solutions? y = 2x + 2