Justin's answer to Putri's Primary 6 Maths Geometry Singapore question.
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We know that OPQ is a straight line and angle OPR is a right angle. That means that angle OPQ is a right angle as well as a straight line is 180°.
A right angle is 90° or half of a straight line and thus, x would be 90° - 50° = 40° (answer is 1)
A right angle is 90° or half of a straight line and thus, x would be 90° - 50° = 40° (answer is 1)
Date Posted:
3 years ago
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