Sometimes a Rectangle can be a Rhombus.
A tangent perhaps?
A trapezoid has two parallel sides and two non parallel sides.
10ft
166.30
40cm for A+ students
raynaray
Maybe
x + 3 + 2x = x + 9
x + 2x + 3 = x + 9
1x - 1x + 2x + 3 = 1x - 1x + 9
1x - 1x + 2x + 3 = 1x - 1x + 9
2x + 3 = 9
2x + 3 - 3 = 9 - 3
2x + 3 - 3 = 9 - 3
2x = 9 -3
2x = 6
2x/2 = 6/2
2x/2 = 6/2
x = 6/2
x = 3
Vertical Angles
Area of equilateral triangle: 0.5*6*6*sin(60 degrees) = 15.6 square cm rounded