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2 Skill plans
Math
Standards
Fourth grade
* 4 Addition, subtraction, multiplication, and division word problems OKS
There were 860 books sitting on a bookcase in Roy's bedroom. Then, Roy bought 17 more
books and put them on the bookcase, too. Now how many books are there?
books
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step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.

both equations and proportions are better.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

ans789

step-by-step explanation: