Exam, Review Study Guide

DEFINE ;
perpendicular ; lines that meet at a 90°
parallel ; lines that never intersect
intersecting ; lines that cross at any angle
perpendicular bisector ; a line that divides a line segment
in ½ and meets at a 90° angle
angle bisector ; lines that cuts an angle in ½
acute angle ; an angle less than 90°
obtuse angle ; an angle greater than 90°
right angle ; an angle that is exactly 90°
formula area of a triangle ; base (x) height , (÷) 2
formula area of a parallelogram ; base (x) height


LABEL;

SOLVE;
The base is 50m, and the height is 20m. Find the area of the parallelogram.

a = bxh
a = 20x50
a = 1000m ²



a = bxh ÷ 2
a = 10x12
a = 60m ²

LABEL;



Coverting fractions, decimals, percents

A fractions is out of any whole number
Percents are out of 100
Decimals are out of 1


CONVERT 2/5 INTO A PERCENT AND DECIMAL



here is a link to help you with converting fractions to decimals and percents
here is a link to help you with the formula of parallelograms
here is a link to help you with the different types of triangles