12:20 =
15:25 =
3:5 =
9:15 =
All the rectangles are similar because they all have identical lenght to width ratios.
Hope that helps!
A square and a parallelogram both have 2 sets of parallel lines. A square has equal lengths for all four sides while a parallelogram doesn't. A parallelogram is a more broad idea because a parallelogram involves trapezoids, rectangles, and squares too.But a square is more specific.
Iowa has to be greater sales tax because it's $2.70 for Iowa and $2.45 for Tennessee
Answer:
x=1+2i/2
Step-by-step explanation:
Using the method of completing the square
(2x)²-2(2x)1 +(1)²+4=0
(2x-1)²=-4
taking square root on both sides
2x-1=2i
2x=1+2i
x=1+2i/2