Mathematics Quiz

What is the sum of the interior angles of a triangle?

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What is the sum of the interior angles of a trapezoid?

• 90°

• 180°

• 270°

• 360°

In a right-angled triangle, what is the measure of the right angle?

• 45°

• 90°

• 180°

• Variable

If all dogs are mammals, and some mammals are cats, then which of the following statements must be true?

• All cats are dog

• All cats are mammals.

• Some cats are dogs

• Some dogs are cats

Which of the following is a property of a square?

• All sides are equal

• Opposite angles are equal

• Diagonals are perpendicular bisector

• All of the above

If all birds have wings, and some birds can fly, then which of the following statements is necessarily true?

• All birds can fly

• Some animals have wings

• All flying animals are birds

• All flying animals have wings

If all squares are rectangles, and all rectangles have four sides, then which of the following statements is necessarily true?

• All rectangles are equal in size

• All rectangles are squares

• All squares have equal angles

• All squares have four sides

If all apples are fruits, and some fruits are oranges, then which of the following statements is false?

• All oranges are fruits

• Some oranges are apples

• All apples are oranges

• Some fruits are apples

Which of the following represents the axis of symmetry of the parabola y = -2x² + 4x - 1?

• (x = 1)

• (x = -1)

• (x = 2)

• (x = -2)

In a triangle, if one angle measures 70° and another measures 50°, what is the measure of the third angle?

• 30°

• 60°

• 80°

• 100°