00:00In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone RQS
00:27RQS is equal to 45 degree and cone SQP is equal to 45 degree and cone RSP is equal to 45 degree.
00:42In the next slide, PQRS has shown that the cone SQP is equal to 45 degree and cone RSP is
01:02equal to 45 degree and cone RSP is equal to 45 degree.
01:17In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
01:24is equal to 65 degree.
01:27In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
01:34is equal to 65 degree.
01:37In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
01:46is equal to 65 degree.
01:49In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
01:58is equal to 45 degree.
02:00In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:06is equal to 45 degree.
02:08In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:14is equal to 65 degree.
02:16In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:23is equal to 45 degree.
02:25In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:31is equal to 45 degree.
02:33In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:39is equal to 45 degree.
02:41In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:47is equal to 45 degree.
02:49In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
02:54is equal to 45 degree.
02:56In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
03:01is equal to 45 degree.
03:03In the next slide, PQRS has shown that the cone PRS is equal to 65 degree and cone SQP
03:07is equal to 45 degree.
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