8th Grade Vocab: Pythagorean Theorem

Front

What is the definition of a square root?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Tags

CCSS.8.EE.A.2

Front

What is an exponent?

Back

An exponent is a number that indicates how many times to multiply a base by itself.

Tags

CCSS.6.EE.A.1

Front

What is the Pythagorean Theorem?

Back

The Pythagorean Theorem is a² + b² = c².

Tags

CCSS.8.G.B.8

Front

What is a rational number?

Back

A rational number is a number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Tags

CCSS.5.NBT.A.2

Front

What is the real number system?

Back

The real number system includes all rational and irrational numbers.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Tags

CCSS.6.G.A.1

Front

What is the definition of a right triangle?

Back

A right triangle is a triangle that has one angle measuring 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is the relationship between the sides of a right triangle?

Back

In a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b).

Tags

CCSS.8.G.B.8

Front

What is the distance formula in coordinate geometry?

Back

Distance = √((x2 - x1)² + (y2 - y1)²).

Tags

CCSS.HSG.GPE.B.7

Front

What is the definition of an irrational number?

Back

An irrational number is a number that cannot be expressed as a fraction of two integers.

Tags

CCSS.8.NS.A.1