Unit 3A Final Review

Front

What is the formula to calculate percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) * 100

Front

If Cody weighed 110 pounds and now weighs 150 pounds, what is the percent increase in his weight?

Back

36%

Front

What is the total cost of a meal including a 5% tax and a 15% tip on a $56.68 bill?

Back

Total cost = $56.68 + ($56.68 * 0.05) + ($56.68 * 0.15) = $66.80

Front

How do you calculate the tip amount based on the meal cost?

Back

Tip Amount = Meal Cost * Tip Percentage

Front

What is the tip amount for a $56.68 meal with a 15% tip?

Back

$9.12

Front

What does it mean when sales tax is added to the price?

Back

Sales tax is an additional cost that is calculated as a percentage of the original price.

Front

In geometry, what does it mean for two lines to correspond?

Back

Two lines correspond if they are related in a specific way, such as being parallel or intersecting at a certain angle.

Front

If line CB corresponds with line RQ, what can we infer about their relationship?

Back

They are related in a way that maintains a specific geometric property.

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object where the dimensions are proportional to the actual object.

Front

If two rectangles are scale drawings, how can you find the measurement of an unknown side?

Back

Use the ratio of the corresponding sides to set up a proportion.