The area of a sign in the shape of a square is 219 square inches. Which measurement is closest to the side length of this sign in inches?
55 in.
B
15 in.
7 in.
D 110 in.

What is the difference between the predicted value and the actual value

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65