who can solve till 2;30 pm today
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18. ∠ACB = 55°
21. Obtuse angle PQR = 90°
Reflex angle PQR = 270°
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18. As you know that
CE||BA
AB=60 degree s
EC=65 degrees
ABC=60+65
=125 degree
21. l||m||n
QPS=35 degree
QRT=55 degrees
If PQ||QR
Then
35 + 55
=90 degree
CE||BA
AB=60 degree s
EC=65 degrees
ABC=60+65
=125 degree
21. l||m||n
QPS=35 degree
QRT=55 degrees
If PQ||QR
Then
35 + 55
=90 degree
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