JSCE Mathematics 2023 Objective — Question 35

Question 35 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2023 Objective paper, with the correct answer and a full explanation.

The aerial map view of a school in a District is shown above. Given that the area of the shaded region is 152cm². What is the value of x?

• A. 10.33Correct
• B. 15.12
• C. 20.05
• D. 25.0

Explanation

Area = 4(2x + 5) + 4(x + 2) = 8x + 20 + 4x + 8 = 12x + 28. 12x + 28 = 152, x = 124/12 = 10.33.

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