The answer is:
(2x+9)(2x-9)
Answer:
440 in²
Step-by-step explanation:
Answer:
-754.13
Step-by-step explanation:
Calculator
Sum of all angles is 360. There are 8 angles. 360/8 is 45. Exterior and interior angles are supplementary meaning their sum is 180. 180-45 is 135.