8th Grade Math 3rd 9 Weeks Vocabulary Study Set

Front

Pythagorean Theorem

Back

In a right angled triangle the square of the long side is equal to the sum of the squares of the other two sides.

Tags

CCSS.8.G.B.8

Front

Converse of Pythagorean Theorem

Back

If the square of the length of the longest side of a triangle is equal to the sum of the squares of the other two sides, then the triangle is a right triangle.

Tags

CCSS.8.G.B.8

Front

Square Root

Back

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

4 × 4 = 16, so a square root of 16 is 4.

Tags

CCSS.HSN.RN.A.2

Front

Right Angle

Back

An angle which is equal to 90°, one quarter of a full revolution.

Tags

CCSS.7.G.B.5

Front

Endpoint

Back

Any of the two furthest points on a line segment.

Tags

CCSS.HSG.GPE.B.6

Front

Hypotenuse

Back

The side opposite the right angle in a right-angled triangle.
It is also the longest side of the right-angled triangle.

Tags

CCSS.HSG.SRT.C.6

Front

Leg

Back

two sides that intersect to determine the right angle

Tags

CCSS.8.G.B.7

Front

Pi

Back

The ratio of a circle's circumference to its diameter
In other words: all the way around a circle divided by all the way across it.
The symbol is π

Tags

CCSS.7.G.B.4

Front

Area of the base

Back

the area of the base (bottom) of a three-dimensional geometric shape, designated by B

Tags

CCSS.7.G.B.6

Front

Radius

Back

The distance from the center to the circumference of a circle

It is half of the circle's diameter.

Tags

CCSS.7.G.B.4