यदि P(5,6)बिन्दुA(6,5) औरB(4,y) में शामिल होने वाले रेखाखंड ABका मध्यबिंदु है,तो y बराबर क्या है?
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Answer:
y=7
Step-by-step explanation:
6=(y¹+y²)/2
6=(5+y)/2
12=5-y
so, y=12-7
y=7
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