The answer to the question is B
<DSR + <SRD + <RDS = 180° (Angle sum property)
2x + x +3x = 180°
6x = 180°
x = 180°/6
x = 30°
So, <SRD = x = 30°
<RDS = 3x = 3(30°) =90°
<DSR = 2x = 2(30°) = 60°
Hope it helps !
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Jai hind !
The answer to this question is b
It’s 1400 liters per minute hope this helped !!
Answer: <em>it will actually be -3, 7</em>