MTTC Mathematics 3

Question 1

Which of the following is an example of an irrational number?

Accepted Answer

√2

Answer

√16

Answer

3/7

Answer

0.75

Question 2

Which transformation preserves both shape and size of a figure?

Accepted Answer

Rigid motion (isometry)

Answer

Dilation

Answer

Shear

Answer

Stretching

Question 3

A rectangle has a length of 12 cm and a width of 5 cm. What is the length of its diagonal?

Accepted Answer

13 cm

Answer

17 cm

Answer

7 cm

Answer

60 cm

Question 4

A function f(x) = x² is best described as which type of function?

Accepted Answer

Quadratic

Answer

Linear

Answer

Exponential

Answer

Logarithmic

Question 5

Which measure of central tendency is most affected by an outlier?

Accepted Answer

Mean

Answer

Mode

Answer

Median

Answer

Range

Question 6

In teaching algebraic thinking, which activity best supports the development of variable understanding?

Accepted Answer

Using balance scales to model equations

Answer

Memorizing the multiplication table

Answer

Calculating areas of rectangles

Answer

Counting objects in groups