Mathematics Questions and Answers – Intersecting & Non-intersecting Lines

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This set of Mathematics Multiple Choice Questions & Answers (MCQs) focuses on “Intersecting & Non-intersecting Lines”.

1. In the diagram shown below, pair of lines PQ and RS are __________

a) perpendicular
b) parallel
c) intersecting
d) non intersecting
View Answer

Answer: b
Explanation: It can be seen in the diagram that given lines don’t intersect with each other, hence they are parallel lines.
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2. From the diagram shown below, what is the relation between ∠POS and ∠ROQ?

a) ∠POS > ∠ROQ
b) ∠POS < ∠ROQ
c) ∠POS = ∠ROQ
d) ∠POS = 2∠ROQ
View Answer

Answer: c
Explanation: According to theorem 6.1, if two lines intersect each other then vertically opposite angles are equal.
In the given diagram, ∠POS and ∠ROQ are vertically opposite angles, hence they are equal according to theorem 6.1.

Sanfoundry Global Education & Learning Series – Mathematics – Class 9.

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer & SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage, Advanced C Programming, SAN Storage Technologies, SCSI Internals & Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him @ LinkedIn | Youtube | Instagram | Facebook | Twitter