Answer:
All quadrilaterals are squares. All rectangles are quadrilaterals.
All quadrilaterals are parallelograms.
Step-by-step explanation:
820.681 in expanded form would look like this:
Answer: 2x + 14y + 15
Step-by-step explanation:
8x - 6x + 10y + 6 + 4y + 9
Bring like terms together
8x - 6x + 10y + 4y + 6 + 9
Combine like terms
2x + 14y + 15
Hope this helped!
Answer:
Step-by-step explanation:
Circumference is= to diameter * Pi

For the ones that are radius, double it, then pi
