Mathematics 7 Mid-Year Assessment

AJ is learning about different shapes. He has been given pictures of a square, triangle, rectangle and cloud. His task is to identify which of these shapes is NOT a polygon. If you were AJ, which shape would you choose and why?

• Cloud – It does not have straight sides or angles

• Square - It has four equal sides and four right angles

• Triangle – It has three straight sides and three angles

• Rectangle – It has four straight sides and four right angles

Clara is working on a geometry problem for her math class. She is given a polygon and asked to determine how many sides it has. She is told that the sum of the polygon’s interior angles is 1260 degrees. How many sides does the polygon have if the sum of its interior angles is 1260?

• 6

• 7

• 8

• 9

Daphne is designing a logo for a new product. She wants to use a shape that has at least one “dent” or inward curve in its sides, making it a concave polygon. Which of the following figures could represent a concave polygon?

Which of the following statement is ALWAYS FALSE?

• Congruent angles are supplementary.

• Adjacent angles are supplementary.

• Angles that form a linear pair are complementary.

• Adjacent angles are congruent.

Which is true about the polygon?

• It is regular.

• It is equilateral.

• It is a pentagon.

• It is concave.

What is the value of x?

• 60 ̊

• 70 ̊

• 80 ̊

• 90 ̊

What is the sum of the measures of the exterior angles of this polygon?

• 90 ̊

• 120 ̊

• 180 ̊

• 360 ̊

A company reports a 20% growth in its quarterly earnings compared to the previous quarter. Which of the following terms best describes this financial change?

• loss

• discount

• appreciation

• depreciation

Joshua wants to buy a new shoe. He found a nice Adidas shoes with an original price of ₱ 5700.00 and is now sold at a 70% discount? How much is the new price of the shoes?

• ₱ 1710.00

• ₱ 3990.00

• ₱ 5770.00

• ₱ 9690.00

The price of a lot in Sta. Rita Subdivision increased from ₱ 5000.00 per square meter to ₱ 8000.00 per square meter. What was the percent increase in the cost of the said lot?

• 30%

• 40%

• 50%

• 60%