# Test: Angles, Straight Lines - Normal

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Question 1:   How many degrees are in a right angle?
${90}^{\circ }$
${180}^{\circ }$
${45}^{\circ }$
${360}^{\circ }$
Question 2:   How many degrees are in a $\frac{1}{2}$ right angle?
${30}^{\circ }$
${55}^{\circ }$
${60}^{\circ }$
${45}^{\circ }$
Question 3:   What is an angle corresponding to $1$ revolution?
${0}^{\circ }$
${90}^{\circ }$
${180}^{\circ }$
${360}^{\circ }$
Question 4:   Find an angle corresponding to $1.5$ revolution
${360}^{\circ }$
${480}^{\circ }$
${135}^{\circ }$
${540}^{\circ }$
Question 5:   Two angles are complementary. One of the angles is ${50}^{\circ }$ . What is the measure of the other angle?
${25}^{\circ }$
${40}^{\circ }$
${10}^{\circ }$
${130}^{\circ }$
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