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Need help with khan geometry no link pls just answer
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Need help with khan geometry no link pls just answer

Need help with khan geometry no link pls just answer-example-1
User Ivan Grishaev
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1 Answer

2 votes

Angles ABC and CBD are complementary - they add up to 90°. This means

(4x + 52°) + (8x - 10°) = 90°

Solve for x :

12x + 42° = 90°

12x = 48°

x = 4°

It follows that angle CBD has measure

4 • 4° + 52° = 16° + 52° = 68°

User Shomari
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