Answer:
X=20 and angles are adjacent
Step-by-step explanation:
7 (20)+(20+20)=180°
Answer:
360 is the answer...
becoz sum of exterior angles is always 360
Answer:
this is what my calculator said sorry: 1.0077696E16
Step-by-step explanation:
calculator
To simplify this:

You can factor the denominator and then cancel out some terms. But, this is not factorable. So, I think you are missing a term or you wrote this wrong.
Answer:
A = 27 ft²
Step-by-step explanation:
A = 6*8 - 3*2 - 3*5
A = 48 - 6 - 15
A = 27