Step-by-step explanation:
When you reflect a point across the y-axis, the x-coordinate gets multiplied by -1 and the y-coordinate remains the same.
A(-3, -2) => B(3, -2).
The number that is filled in the blank is 3.
The interior angel to ∠7 is the angel ∠4
because ∠7 + ∠4 = 180°
The correct choice is number 1
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Answer:
They are all right. They all equal what the sum is.
Step-by-step explanation: