She would be right because if you look at it she folded the paper in half, so A was on top of B. And yes it does form right angle it's a lot easier to see if you do it is a little hard to explain~ Sorry
Answer:
10
Step-by-step explanation:
The first thing to do would be to find how many 1/4 cups are in the 1 cup. Divide 1 by 1/4 and you'd get 4.
Just multiply 2 1/2 by 4 and you get 10
Answer:
umm im not sure if this is the answer but i believe it would be -$35
Step-by-step explanation: -7 x 5
Tens: 850
Hundredths: 852.97
Tenths: 853
Thousandths: 852.971
Ones: 853