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# SHMS 7th Math Vocab4

### SHMS 7th Grade Math Vocab 4

TermDefinition
Cross-section A plane figure obtained by slicing a solid with a plane.
Supplementary Angle Two angles whose sum is 180 degrees.
Vertical Angles Two nonadjacent angles formed by intersecting lines or segments. Also called opposite angles.
Probability The chance that an event will occur expressed as a number between 0 and 1.
Sample space A set of all possible outcomes for an event or combination of events.
Simple Event Any event which consists of a single outcome in the sample space.
Simulation A model used to answer questions where chance is involved.
Theoretical Probability The likeliness of an event happening based on all the possible outcomes.
Tree diagram A visual model that sequentially lists all possible outcomes for an event.
Compound Event A combination of more than one simple event.
Experimental Probability The probability of an event occurring when an experiment was conducted.
Circumference The distance around a circle, found by multiplying the diameter by pi.
Area The number of square units used to cover a two-dimensional figure without gaps or overlaps
Surface Area The total area of each face of a three-dimensional figure.
Volume The amount of space the shape takes up in three dimensions: length, width, and height.
Created by: hbogue