Answer:
Reflection
Step-by-step explanation:
Figure A' is the reflection of A as it is reflected from A'
I think you want to prove that a rectangle is a quadrilateral. You can prove this with definitions. The definition of a quadrilateral is that it is a shape with four sides. Since a rectangle has four sides, that proves that a rectangle is a quadrilateral.
Hundred thousand is the first 9, so we will round up to make 1 million.
