8th Grade Math Staar Review 4

Front

When you dilate, you ______ x and y by a number.

Back

Multiply

Front

If your scale factor is greater than 1, your new shape will be ______.

Back

Bigger

Front

The sum of the areas of the two smaller squares is equal to the area of the large square. What concept does this statement illustrate?

Back

The Pythagorean Theorem

Front

0.0000713 converted to scientific notation is ______.

Back

7.13 x 10^-5

Front

What is the y-intercept?

Back

-34

Front

What is dilation in geometry?

Back

A transformation that alters the size of a figure but not its shape.

Front

What is a scale factor?

Back

A number that scales, or multiplies, the dimensions of a shape.

Front

How do you convert a decimal to scientific notation?

Back

Move the decimal point to the right of the first non-zero digit and count the number of places moved.

Front

What does it mean if a shape is rotated?

Back

It is turned around a fixed point.

Front

What is the formula for the area of a square?

Back

Area = side length × side length.