How to Solve Unknown Angles? (+FREE Worksheet!)
Solving for unknown angles. Example 1:
Solving for unknown angles. Example 2:
Solution: The two angles are a linear pair (from a straight line), so they must add to\(=180^{\circ}\)
Write an equation based on what you know: \(x+42=180\)
Solve the equation: \(x+42=180→x=180-42→x=138\)
The missing angle is \(x=138^{\circ}\)
Exercises for Solving for Unknown Angles
Find the measure of the missing angle.
1)
2)
- \(x=97^{\circ}\)
- \(x=49^{\circ}\)
Original price was: $109.99.$54.99Current price is: $54.99.
Original price was: $109.99.$54.99Current price is: $54.99.
Related to This Article
More math articles
- The Best Grade 5 Math Book for Oklahoma Students
- The Best Grade 3 ELA Practice Tests for Utah Students
- The Best Grade 7 Math Book for Vermont Students
- How to Break Down Complex Math Problems in Your Homework
- Algebra Puzzle – Challenge 43
- Amounts of Money Comparison
- ILTS Elementary Education Math (305) Worksheets: FREE & Printable
- 3rd Grade Ohio’s State Tests Math Worksheets: FREE & Printable
- 5th Grade North Carolina End-of-Grade Math Worksheets: FREE & Printable
- Ohio OST Grade 7 Math Worksheets: 95 Free Printable PDFs with Step-by-Step Answer Keys
What people say about "How to Solve Unknown Angles? (+FREE Worksheet!) - Effortless Math"?
No one replied yet.