Atriangle has 3 sides that measure 5 1/4 feet, 2 5/6 feet, and 8 7/12 feet. what is the perimeter of the triangle?

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? ( )

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.