Ladafrica found a ruby that had been buried by the ancient Romans for 4.28 centuries ago. How many years has that ruby been underground? (100 years = 1 century) * A. 428 years
B. .0428 years
C. 4280 years
D. 0.428 years

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? ( )

The trigonometric ratios sine and secant are reciprocals of each other

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?