MCQ
What can be said regarding a line if its slope is negative?
- A$\theta$ is an acute angle
- ✓$\theta$ is an obtuse angle
- CEither the line is $x-$axis or it is parallel to the $x-$axis
- DNone of these
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$(A)$ $S Q_1=2$
$(B)$ $Q _1 Q _2=\frac{3 \sqrt{10}}{5}$
$(C)$ $PQ _1=3$
$(D)$ $SQ _2=1$