Answer:
3
Step-by-step explanation:
Whatever number you put between the | | will always come out as positive because of the absolute rule.

Answer:
12°
Step-by-step explanation:
a right triangle implies there is an angle that is 90°
another angle is 78°
the third angle is 180 - (90 + 78) = 180 - 168 = 12°
3.24 + 5.70 + 6.17 = 15.11
20.00 - 15.11 = 5.11
He got 5.11$ of change back.
Answer:
OCTAGON for question 1
Step-by-step explanation:
that's it an eight sided polygon is an octagon