JAMB Mathematics 2010 Objective — Question 30

Question 30 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2010 Objective paper, with the correct answer and a full explanation.

Use the diagram to answer this question 30. From the cyclic quadrilateral TUVW above, find the value of x.

• A. 20
• B. 23
• C. 24Correct
• D. 26

Explanation

88 + (3x+20) = 180 (opposite angles of cyclic quadrilateral). 3x+108=180. 3x=72. x=24.

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