It has a rotational symmetry of 6
So minimum number of degrees = 360 / 6
= 60 degrees
Answer:

Step-by-step explanation:
Given
Shape: Trapezoid



Required
Determine the length of the second parallel side
The area of a trapezoid is:

Substitute values for Area, Height and Side1

Multiply both sides by 2


Divide both sides by 18



Hence;
<em>The length of the second parallel side is 17cm</em>
Answer:
.55 since it's literally not anything else
Step-by-step explanation:
.55
Ruler
I have to write more so ignore this