The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second and third angles is three time
1 answer:
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Answer:
a) 50
b) 6.71
c) 0.0681
Step-by-step explanation:
check the attached file below
Answer:
x = ± i
Step-by-step explanation:
subtract 64 from both sides
9x² = - 64 ( divide both sides by 9 )
x² = - ( take the square root of both sides )
x = ± = ±
i