Question

show that the system of equations is consistent that depend x minus 5 y is equal to 6 2 x + 6 y is equal to 18​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

ANSWER

∠COB=90o

In △COB

∠COB+∠OBC+∠OBC=180o

∠OBC=180o−90o−40o

∠OBC=50o

∠OBC=∠ADB     ....[AD || BC]

∠ADB=50o