LuHi Math Placement Exam

Front

What is the result of the expression 30 - (-3)?

Back

33

Front

Back

3 - x

Front

What is the result of the expression -42 - 5?

Back

-47

Front

Which congruence postulate or theorem proves that \(\Delta MAH \cong \Delta HTM\) if \(\overline{MT} \cong \overline{AH}\) and \(\angle 1 \cong \angle 2\)?

Back

side-angle-side (SAS)

Front

Identify the values of x not in the domain of the function \(f(x) = \frac{x+3}{2x^2+8x}\)

Back

{0, -4}

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is the formula for the area of a triangle?

Back

Area = \(\frac{1}{2} \times base \times height\)

Front

What does the term 'congruent' mean in geometry?

Back

Two figures that have the same shape and size.

Front

What is the Pythagorean theorem?

Back

In a right triangle, \(a^2 + b^2 = c^2\), where c is the hypotenuse.

Front

What is the definition of a function?

Back

A relation that assigns exactly one output for each input.