6th Grade ACAP Math

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they simplify to the same fraction or if their cross products are equal.

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

What is the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What does it mean to reflect a point across the y-axis?

Back

Reflecting a point across the y-axis means to flip the point over the y-axis, changing the sign of the x-coordinate.

Front

What are the coordinates of a point after reflecting it across the y-axis?

Back

If the original point is (x, y), the reflected point will be (-x, y).

Front

How do you calculate the total cost of purchasing multiple items at a unit price?

Back

Total cost = unit price × number of items.

Front

What is the percentage formula?

Back

Percentage = (part/whole) × 100.

Front

How do you find what number a percentage represents?

Back

To find the whole number from a percentage, divide the part by the percentage (in decimal form).

Front

What is the relationship between fractions and ratios?

Back

Fractions can be expressed as ratios, where the numerator is the part and the denominator is the whole.