Answer:
A cardioid
Step-by-step explanation:
A cardioid is a curve in the shape of a heart traced by a point on the circumference of a circle as it rolls around a fixed circle of the same radius.
The equation of vertical cardioid is
± 
Given the polar curve is
4 
This is an equation of vertical cardioid.
So, it represents a cardioid.
135.9 rounded to the nearest tenth
824 just add all the sides so 12+12+400+400=824 and in simpler form w2+l2
Answer:
155.53
Step-by-step explanation:
I know where this question is from hahaha