Pentagon.
There are 5 points in this polygons, so that means 5 sides as well. The only polygons that have five points or five sides are pentagons.
Hope this helps :)
Answer:
Step-by-step explanation:
hello :
x2+y2+16y−30x=0 means : (x²-30x)+(y²+16y) =0
(x²-30x+15²)-15²+(y²+16y+8²) -8²=0
(x-15)²-225+(y+8)²-64=0
(x-15)²+(y+8)²=289=17²......standard form when the center is (15,- 8)
and radius 17
Vertical lines are not always congruent when two parallel lines are cut by a transversal line
