Answer:
The first one
Step-by-step explanation:
Might be wrong sorry
Well, a polygon is just a generic shape. Triangle, Quadrilateral, Pentagon,Hexagon, Octagon, Decagon, etc. Sides are the lines that meet to make up the polygon, and vertices are the corners where the sides meet. Here are some examples:
<span>Triangle Quadrilateral (square, rectangle) </span>
<span>3 sides 4 sides </span>
<span>3 vertices 4 vertices </span>
<span>I hope this helps. :)</span>
Answer:
160°
Step-by-step explanation:
Minor Arc NR is equal to the measure of its central angle, S.
S and 20 are supplementary angles, so they add up to 180.
So, s +20 =180
S = 160, so NR = 160 as well
One side of the square measures 28 inches. Use 3.14 for π.
