CIRCLES
Math Stuff
ANGLES
VOCABULARY
FORMULAS
100

In a circle, the diameter when the radius is 7 cm

What is 14 cm?

100

The fraction (words) to find sine.

What is opposite/hypotenuse?

100

The complement of a 42 degree angle.

What is 48 degrees?

100

Rise/ run  or the slant of a line.

What is slope?

100

The Pythagorean Theorem.

What is a^2 + b^2 = c^2 ?

200

In a circle, the radius when the diameter is 38 cm.

What is 19 cm?

200

The fraction used to find cosine (words).

What is adjacent divided by hypotenuse?

200

The supplement of a 75 degree angle.

What is 105 degrees?

200

Figures that are the exactly the same  size  and  same shape.

What is congruent?

200

The area of a circle.

What is pi x radius x radius?

300

The area of a circle when the radius is 8 cm.

What is 200.96 cm squared?

8x8x3.14

300

Fraction (words) to find the tangent.

What is opposite divided by the adjacent?

300

Three identical angles make up a straight line. Each angle measures this.

What is 60 degrees?

300

Figures that are the same shape but a different size.

What is similar?

300

The circumference of a circle.

What is pi x diameter (pi x 2 x radius)?

400

The circumference of a circle whose diameter is 7 cm.

What is 21.98?


7 x 3.14

400

Find   5^2  +   2^5.

What is 25 + 32 = 57?

400

Two angles of a triangle measure 53 degrees and 37 degrees. The measure of the third angle is this.

What is 90 degrees?

180-53-37 = 90 degrees.

400

This word means  'earth measure'.

What is geometry?

400

Area of a triangle.

What is base x height divided by 2?

500

The area of a circle if the diameter is 18cm.

What is 254.34 square cm?


9x9x3.14

500

The next 3 numbers in the sequence

1, 4, 9, 16, 25.

What is 36, 49, 64?

square numbers

500

The angles of a triangle measure 30, 60, and 90 degrees.  Find the angles of a similar triangle that is twice as large.

What is 30, 60 and  90 degrees? 

They are similar -- same shape and a different size.

The angles are the same.


500

This word means the chance that something may or may not happen.

What is probability?

500

Area of a trapezoid.

What is       1/2 x height x  (base 1 + base 2)?

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