Ratios & Proportions
Number System
Expressions and Equations
Geometry
Statistics & Probability
100
A mathematical sentence that shows that two expressions are equivalent. For example: x + 4 = 7
What is equation?
100
The number of square units needed to cover a given surface
What is area?
200
A mathematical phrase that contains operations, numbers, and/or variables. For example: 6x +1
What is expression?
200
A line segment that passes through the center of a circle and has endpoints on the circle, or the length of that segment
What is diameter?
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