Answer:
3x2+6x is a polynomial. Polynomials are algebraic expressions in which the variables have only non-negative integer powers. For example,: 5x2 - x + 1 is a polynomial.
Answer:
lies you wont give brainliest
Step-by-step explanation:
Answer: 4.5 units
Step-by-step explanation:
<span>subtract 2 from the number of sides, and multiply the difference by 180</span>