Answer:
Sam ate the most pizza.
Step-by-step explanation:
Mathew: 0.8 is equal to 80%
To get a percentage, you need to move the decimal two places to the right.
Lily: 3/4 = 75%
George: 77%
Sam: 82%
Answer: OPTION A.
Step-by-step explanation:
First you must calculate the lenght of the side DF by applying the Pythagorean theorem, as following:

Now you can find sin(E) as you can see below:

Where:

Then:


Answer:
4
Step-by-step explanation:
3 + 1 = 4
4 to the second power / 4 is 4
Answer: b) 160 c) 1500
Step-by-step explanation: b) 50 + 50 + 30 + 30 = 160 c) 50 x 30 = 1500