Answer:
First answer.
Step-by-step explanation:
We know that a complete rotation would be 360°. If the figure is being rotated 90°, this is a quarter of a complete rotation.
When looking at the given answers, only the first answer seems logical.
Answer:???
Step-by-step explanation:
From triangle AED we can find the length of a side of ABCD
AD=(4^2+4^2)^(1/2) (pythagorean theoerem)
AD=32^(1/2)
For similar reasons as applied to the triangle AC=(2AD^2)^(1/2)
AC=(2*32)^(1/2)
AC=64^(1/2)
AC=8
