Vertically Opposite Angles

VERTICALLY OPPOSITE
ANGLES

Instructions: Use vertically opposite angles and, when needed, angles on a straight line to find the missing values. Enter whole-number answers. Get 3 correct answers to unlock the next level.

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Student Mode lets you work without a countdown. Incorrect answers reveal the correct answer and a teaching hint. Press Enter or Next when you are ready to continue.
Time:
FOUNDATION MODE
0 / 3
CORE MODE
CHALLENGE MODE