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JSCE Mathematics 2022 Objective — Question 60

Question 60 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

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If angle A measures (20 - 5x)°, the complementary angle to A measures ____

  • A. 70 - 5x
  • B. 70 + 5xCorrect
  • C. 20 - 5x
  • D. 20 + 5x

Explanation

90 - (20 - 5x) = 70 + 5x.

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