answer - true
all rectangles have four sides, and a shape is a quadrilateral if it has four sides
therefore, all rectangles are quadrilaterals
Answer:
9
Step-by-step explanation:
Answer:
-2x^2-11x^3
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
4 times x is 4x
4 times 1 is 4
4x - 4
