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8. Find the value of x in each of the following figures:AN50045°a) Given PQIISR.(b) AB||DE |
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Answer» angle r is 52 alternate angle52+40+x=18092+x=180x=180-92x=88 8) a) =<QPT=52°=<TSR=40°given PQ||SRtherefore, we know that exterior angle is equal to the sum of two interior angle=QPT=STR+RST=52°=40°+xor, x=52°-40°=x=92° (a) . X = 88 , (b). X = 130 |
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