Fact in play will appear here.
Step 1 — Name the fact
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Step 2 — Write the equation
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Step 3 — Solve for x
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Show me the steps
Your turn — what is x?
°
Check
Pick the fact that fits the picture, write it as a sum, then take the known angles off to leave
x
.
Straight line → 180°
.
Around a point → 360°
.
Vertically opposite → equal
.