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TExES Competency 016

Geometry and Measurement

Perimeter of a Square: P=4s
Perimeter of a Rectangle: P=2(l+w)
Perimeter of a triangle: P=s1+s2+s3
Area of a rectangle: A=l x w
Area of a square: A=s x s
A____ is a three-dimensional solid figure, it has 6 faces, 12 edges, and 8 vertices. Cube
A ___ is the union of two segments or point of intersection of two sides of a polygon. Vertex
Each of the plain regions of a geometric body is a : Face
An _____ is a line segment where two faces of a three dimensional figure meets. Edge
A Right angle is 90 degrees
Angles less than 90 degrees are: acute angles
Angles greater than 90 degrees but less than 180 degrees are: Obtuse angles
Supplementary angles add up to: 180 degrees
C= 2 x 3.14 x r C= 3.14 x d circumference of a cirlce
The ___ of a circle is a straight line segment that goes from one edge of a circle to the other side, passing through the center. diameter
The ____ of a circle is half of its diameter from the center to tan edge. radius
An _____ triangle is a polygon with two equal sides and two equal angles. isosceles
If the measurement of all sides of the triangle are equal, then the triangle is called an _____ triangle. equilateral
A___ triangle is a polygon with three unequal sides. Scalene
Area of a triangle: A=bh/2
Area of a circle: A=3.14 x r x r
Area of a parallelogram: A=l x h
Created by: jwilliams2626