Answer:
1 and 2nd congruent and 4th is similar
Step-by-step explanation:
Area of shaded region = area of exterior rectangle - area of interior rectangle

The largest is 0.530000 because it is closest to 1. The 5 is the largest in the tenths place.
The solution to this equation is x=4.6 because 19.32/4.2=4.6
Answer:
ofcourse all perfect squares are divisible by 2