Xy (less than or equal to sign) 4
I don't really know but he spent 36$ ?
3. 8/12 and 9/12
5. 1,2,3,6,9,18
6.Friday
_________________________________
Glad I could help, and good luck!
_______________________
_______________________
_______________________
Answer:
its 124 degrees as well
Step-by-step explanation:
this is because when two lines are parallel and a single line passes through them the same part at both of the parallel lines have the same angle value
He was using an isosceles right triangle.
Both legs of an isosceles triangle are the same length, so knowing that when the shadow of the triangle was the same height as the triangle, then he knew that the shadow of an object would also be the same as it's height.