Mathematics 8 Reviewer

Maria is studying triangle inequality theorem. Which of the following describes the relationship of the sum of its two sides to its third length?

• greater than or equal to

• less than

• less than or equal to

• greater than

The teacher asked the student to refer to the figure at the right, which side of ΔSET is the longest?

• SE

• ET

• ST

• Cannot be determined

The teacher gave the student Δ FRY, which of the following shows the correct arrangement of its sides in ascending order?

• FY, FE, RY

• FR, FY, RY

• FR, RY, FY

• RY, FR, FY

Joe was given by his teacher the drawing of ∆RPN, what are the two remote interior angles of the exterior angle?

• Cannot be determined

• ∠R and ∠X

• ∠R and ∠P

• ∠P and ∠N

The teacher gave two triangles below, which is true about the third side of the two triangles?

• CB > EF

• CB < EF

• CB = AB

• CB ≤ EF

Rey draw the ∆STU, what is the measure of its exterior angle?

• 20⁰

• 110⁰

• 120⁰

• 115⁰

The teacher gave the topic on how to identify if the given measurement can be the length of the sides of a triangle. Which of the following could be used as the length of the sides of a triangle?

• 3, 3, 3

• 3, 5, 10

• 10, 20, 20

• Cannot be determined

Joe draws a triangle which has side lengths of 6 and 12; what are the possible lengths of the third side?

• The third side must be greater than 18 but less than 6

• The third side must be equal to 18.

• The third side must be greater than 6 but less than 18.

• The third side must be equal to 5.

Given ∆BAC at the right side, which of the following statement/s is/are true?

I.  ∠A is the largest angle

II. ∠B is the smallest angle

III.  ∠C is the second largest angle

IV.  ∠A ≤ ∠C

• I, II and III only

• III only

• I and II only

• IV only

The teacher gave parallel lines cut by a transversal below. Which of the following are corresponding angles?

• ∠1 and ∠8, ∠2 and ∠3

• ∠5 and ∠3, ∠7 and ∠6

• ∠5 and ∠3, ∠1 and ∠8

• ∠5 and ∠3, ∠7 and ∠4