First Exam Math Review

Which tool is essential for drawing a polygon with given angle measures?

• Ruler
• Compass
• Calculator
• Protractor

If you are given the angle measures to draw a regular triangle, which of the following is true?

• All the angles must be equal, and each angle should be 60°.

• The angles can vary, as long as their sum is 180°.

• Only two angles must be equal, with one angle being different

• The triangle must have one angle of 90°.

What type of angle pair is formed by two angles that add up to 180°?

• Adjacent angles
• Complementary angles
• Vertical angles
• Supplementary angles

Which term describes a polygon with all sides and angles equal?

• Regular polygon
• Triangle
• Quadrilateral
• Irregular polygon

What is the sum of the exterior angle and the adjacent interior angle of any polygon?

• 180 degrees
• 90 degrees
• 360 degrees
• 1800 degrees

A polygon has an exterior angle of 45°. How many sides does the polygon have?

• 10

• 8

• 6
• 12

A company’s revenue increased from Php50,000 to Php60,000. What is the percentage increase in revenue?

• 25%
• 15%
• 30%
• 20%

A restaurant bill is Php1,200 before tax. If a 15% tip is added, what is the total amount of the bill including the tip?

• Php1200
• Php1380
• Php1500
• Php1300

A salesperson earns a 5% commission on sales. If they sold items worth Php25,000, what is their commission?

• Php1,250
• Php2,000
• Php500
• Php1,500

What is a rate commonly used to express in financial contexts?

• The total amount of money spent

• The ratio of distance traveled to time spent

• The percentage of a discount on an item

• The ratio of one quantity to another, such as interest rates or speed