Measurement and Geometry (Performance Level: Basic) – Question 02
What is the measure of angle 1 in the
figure below?

A 30°
B 40°
C 60°
D 80°
Results
- 7% of students gave this response.
- 13% of students gave this response.
- 67% of students gave this response. (Correct Response)
- 12% of students gave this response.
Note: Percentages may not total 100 due to rounding.
What this Question is Testing
Mathematics Reporting Category: Measurement and Geometry
2.0 Students identify and describe the properties of two-dimensional figures:
2.2 Use the properties of complementary and supplementary angles and the sum of the angles of a triangle to solve problems involving an unknown angle.