Right Angle Practice

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Question 2

Which of the following are right angles?

identify all the right angles

Answer

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Select and check your answer...

A. I and III
B. I and II
C. II and IV
D. II and III

Step by Step Solution

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    Step 1

    Angle I is not a right angle. It is an acute angle.

    Angle I is not a right angle
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    Step 2

    Now, as for angle II, it is a right angle. This is because this angle is 90°.

    Angle II is a right angle
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    Step 3

    Angle III is a right angle as the small square represents 90°.

    Angle III is a right angle
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    Step 4

    Clearly, angle IV is not a right angle.

    Angle IV is not a right angle
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    Step 5

    Only angles II and III are right angles. Hence, the answer is D.