Answer:
4:2:1 is common ratio for 4,2, and 1
I think u multiply and then divide by one of its multiples
The quadratic formula is hard to type on this
3 (+ , -) (sqroot of 41)
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8
Answer:
what rule my screen is white
I can't tell if that is a question but I will answer it anyway:
An exterior of a shape is the lengths and angles outside of the shape.
An interior are the lengths and angles inside a shape.
Hope this helps.