IM units 1-3

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

If the ratio of red fish to blue fish is 3:5 and there are 20 blue fish, how do you find the number of red fish?

Back

Use the ratio to set up a proportion: 3/5 = x/20, where x is the number of red fish.

Front

Convert 1.02 to a percentage.

Back

1.02 as a percentage is 102%.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100. For example, 5% = 5/100 = 0.05.

Front

What is the surface area of a polyhedron?

Back

Surface area is the total area of all the surfaces of a 3D shape.

Front

What is the base and height of a parallelogram if the area is 120?

Back

Base = 10, Height = 12.

Front

How do you find the area of a rectangle?

Back

Area = length × width.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative sizes of two or more values.

Front

If a parallelogram has a base of 10 and a height of 15, what is its area?

Back

Area = 10 × 15 = 150.

Front

What does it mean to write a number as a decimal?

Back

Writing a number as a decimal means expressing it in a base-10 format, using a decimal point.