Mini unit 7 Math test
Ratio
a comparison of 2 quantities using a A and B
How do you find the ratio?
simplify the ratios of 2 quantities
Proportion
an equation stating that two ratios are equal
What determines if a polygon is similar to another polygon?
two polygons are congruent only if the corresponding angles are congruent and the side lengths are proportional
What is the product of a proportion using cross multiplication called?
cross product
perimeter of similar polygons
the perimeters are proportional
scale factor
fraction if going from big to small and whole number if going from small to big