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JSCE Mathematics 2022 Objective — Question 68

Question 68 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

Calculate <WZX.

Diagram for question 68

A. 48°
B. 38°
C. 20°
D. 10°Correct

Explanation

Exterior angle at X (142°) = <W + <Z, so <Z = 142° - 132° = 10°.

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