8
Petra changes a fraction into a decimal uring
her calculator. The answer on her calcul or
says 0.6842105263. Both the numbers in
her fraction are less than 20. What fraction
did Petra type into her calculator?

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Need on this geometry question. explain how you did it.

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)