In the diagram, K, L, and M are the midpoints of the sides of triangle symbol ABC. The vertices of the smaller shaded triangles are the midpoints of the sides of triangle symbol KBL, triangle symbol AKM, and triangle symbol MLC. The perimeter of triangle symbol ABC is 72 in. What is the perimeter of the shaded region?

i believe the answer is the polygon, heptagon.

y=sec x is the correct answer

~batmans wife dun dun

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.