Answer:
-4 (as - and + = -)
Step-by-step explanation:
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Answer: x=120°
Step-by-step explanation:
What you are looking for is the value of the exterior angle of the regular polygon.
For a n-sided regular polygon, the external angle is given by the formula 360°/n.
Because the shape in this example is a regular triangle, the value of n is 3.
360°/n
=360°/3
=120°
Therefore, x=120°
Answer:
18/4 or 4 1/2 or 4.5
Step-by-step explanation:
1/4*18/1=18/4
