First Quarter Exam in Math 4

You are standing at a corner of a rectangular classroom and facing directly along one wall. What is the measure and classification of the angle formed between your line of sight and the adjacent wall?

• Acute Angle

• Right Angle

• Obtuse Angle

• Straight Angle

You are using a protractor to draw an angle that measures 135 degrees. Which of the following best describes the type of angle you have drawn?

• Acute Angle

• Right Angle

• Obtuse Angle

• Straight Angle

A learner uses a protractor to measure the angle formed between the hour and minute hands of an analog clock at exactly 3:00 PM. What is the measure of the angle?

• 70 degrees

• 80 degrees

• 90 degrees

• 100 degrees

A learner is learning about different types of triangles in geometry class. She comes across a scalene triangle and wants to understand its properties. Which of the following statements correctly describes a scalene triangle?

• No sides are equal

• All sides are equal

• All angles are equal

• It has no right angle

You are given the task to draw a quadrilateral that has only one pair of parallel sides. Which type of quadrilateral should you draw?

• Square

• Rectangle

• Trapezoid

• Parallelogram

Imagine you're designing a bridge made out of triangle-shaped supports. You want each support to have three sides that are all different lengths so it’s strong and unique. What type of triangle would you use?

• Right Triangle

• Isosceles Triangle

• Scalene Triangle

• Equilateral Triangle

A quadrilateral has two pairs of equal sides and one pair of opposite angles that are equal. What is the name of this quadrilateral?

• Kite

• Rhombus

• Rectangle

• Parallelogram

A square and a rhombus both have all sides equal. What property does a square have that a rhombus does not?

• Four right angles

• Two pairs of Parallel sides

• Opposite angles are equal in measure

• Diagonals bisect each other

A quadrilateral has four sides of equal length, but sometimes no right angles. What is the name of this quadrilateral?

• Kite

• Square

• Rectangle

• Rhombus

Anna is designing a small garden bed in the shape of a trapezoid for her school science project. She measures the sides of the garden bed and finds that they are 5 cm, 8 cm, 12 cm, and 7 cm long. What is the total perimeter of the trapezoid-shaped garden bed?

• 30 cm

• 32 cm

• 34 cm

• 36 cm