8th Grade Math EOG Practice

Front

What is Scientific Notation?

Back

A way to express very large or very small numbers using powers of ten. It consists of a coefficient (between 1 and 10) multiplied by 10 raised to an exponent.

Front

Is the statement true or false? 'Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.'

Back

False. The first part should be a number between 1 and 10.

Front

How do you write 0.0005 in scientific notation?

Back

5 x 10^(-4)

Front

What is a Reflection in geometry?

Back

A transformation that flips a figure over a line, creating a mirror image.

Front

What is a Translation in geometry?

Back

A transformation that moves every point of a figure the same distance in the same direction.

Front

What is a Rotation in geometry?

Back

A transformation that turns a figure around a fixed point, called the center of rotation.

Front

How do you find the length of a missing side in a right triangle?

Back

Use the Pythagorean theorem: a² + b² = c², where c is the hypotenuse.

Front

What is the Pythagorean theorem?

Back

A mathematical principle stating that in a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

Front

What is the result of dividing (6.9 x 10^7) by (2.3 x 10^(-3))?

Back

3 x 10^(10)

Front

What is the rule for multiplying numbers in scientific notation?

Back

Multiply the coefficients and add the exponents.