PHS: 7.1-7.2 Vocabulary

A Ratio is:

• a pair of angles

• a comparison of two quantities using division, usually expressed in simplest form.

• formed when two lines intersect each other at a point

• a tool to convert fractions into decimals

A Proportion is:

• a pair of angles

• an overstated quantity

• formed when two lines intersect each other at a point

• An equation stating that two ratios are equal.

 $a\ :\ b\ :\ c$  

An extended ratio is:

• used to compare three or more quantities.

• an overstated quantity

• an equation stating that two ratios are equal.

• an overstated quantity

Define the term "Similar Polygons"

• Are regular polygons that have same number of sides.

• Are two closed figures where the sides are all line segments.

• Are two polygons similar if and only if their corresponding angles are congruent and corresponding side lengths are proportional.

• When all the angles add up to 180 degrees.

In similar Polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

• congruent, proportional

• proportional, congruent

• congruent, congruent

• proportional, proportional

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary

 $\frac{x}{\text{}y}$  

A Ratio is:

• a pair of angles

• a comparison of two quantities using division, usually expressed in simplest form.

• formed when two lines intersect each other at a point

• a tool to convert fractions into decimals

When figures are similar, their corresponding angles are__________________.

• congruent
• proportional
• yellow
• obtuse

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

When figures are similar, their corresponding sides are__________________.

• congruent
• proportional
• invisible

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

 $\frac{a}{b}\ =\ \frac{c}{d}$  

A proportion is:

• a pair of angles

• an overstated quantity

• an equation stating that two ratios are equal.

• an overstated quantity