It is 80. Opposite angles in a parallelogram are equal.
Answer:
X^2 + 5x + 6
Step-by-step explanation:
(X times X) + (x times 2) + (x times 3) + ( 3 times 2)
X^2 + (2x) + (3x) + 6
combind like terms
X^2 + 5x + 6
The missing fraction is -1/12
The answers would be 320ft. Squared