Question

Regular octagon ABCDEFGH rotates 360° clockwise about its center. After how many 45° increments will A′ (the image of A) coincide with F?

Answer 1

@perl can you explain what is increments !! Thank you !!

Answer 2

you can think of increments as like steps

Answer 3

so here they have 45 degree changes of rotation, or steps

Answer 4

is it like delation?

Answer 5

but generally speaking, increment means change

Answer 6

it is asking, after how many 45 degree rotations does ...

Answer 7

replace 'increments' with 'rotations'