<span>A polygon is a closed figure made by joining line segments, where each line segment intersect exactry two other line segments.
A polygon is said to be a regular polygon if the sides are all of the same length.
Thus, the figures that are polygon are:
</span><span>Figure A which has 6 sides all made of line segments.
Figure B which is a regular hexagon, having 6 sides made all of segments.
</span><span>Figure D has 7 sides which are all segments.</span>
Answer:
54°
Step-by-step explanation:
Opposite angles of a parallelogram are congruent, so;
Answer:
4
Step-by-step explanation:
Hello there!
It would be 11x² - 3x - 3.
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