Lesson Worksheet: Quadrilaterals Mathematics

In this worksheet, we will practice classifying quadrilaterals and finding the measure of an unknown interior angle.

Q1:

Find 𝑚𝐸𝐵𝐴 in the given figure.

  • A𝑚𝐸𝐵𝐴=140
  • B𝑚𝐸𝐵𝐴=130
  • C𝑚𝐸𝐵𝐴=65
  • D𝑚𝐸𝐵𝐴=105
  • E𝑚𝐸𝐵𝐴=75

Q2:

In the given figure. Find 𝑚𝐴.

  • A𝑚𝐴=130
  • B𝑚𝐴=100
  • C𝑚𝐴=110
  • D𝑚𝐴=150
  • E𝑚𝐴=230

Q3:

In the given figure, find 𝑚𝐵.

  • A𝑚𝐵=75
  • B𝑚𝐵=105
  • C𝑚𝐵=120
  • D𝑚𝐵=135
  • E𝑚𝐵=240

Q4:

Find the measure of the missing angle.

Q5:

What is the measure of the missing angle?

Q6:

What is the measure of the missing angle?

Q7:

Look carefully at parallelogram 𝑊𝑋𝑌𝑍 shown.

What is the measure of angle 𝑋?

Q8:

𝐴𝐵𝐶𝐷 is a quadrilateral where 𝑚𝐴=165, 𝑚𝐴𝐵𝐶=4𝑥, 𝑚𝐵𝐶𝐷=4𝑥, and 𝑚𝐶𝐷𝐴=5𝑥. What is 𝑥?

Q9:

In the given figure, 𝑚𝐴=74 and 𝑚𝐶=92. Find 𝑚𝐷.

Q10:

Determine the value of 𝑥 in the given quadrilateral.

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