यदि किसी त्रिभुज के तीन कोण x y तथा 40 है दो कोण x तथा y के बीच का अन्तर 30 है
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Answer: x = 85°
y = 55°
Step-by-step explanation: given below.
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x+y+40=180
x+y=140........(1)
x-y=30............(2)
from 1and 2 we get
2x=170
x=85
put the value of x in (1) then we get
y=140-85
y=55
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