Five angles meet at point P. Four of the angles are 78°, 92°, 55° and 67°. Find the fifth angle x.
Show Worked Solution
Worked Solution
Step 1: Angles at a point sum to 360°.
Step 2: Write the equation: 78° + 92° + 55° + 67° + x = 360°.
Step 3: Add the four known angles: 78° + 92° + 55° + 67° = 292°.
Step 4: Solve: x = 360° − 292° = 68°.
Answer: 68°
Correct answer: 68°
Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.
Start Free Trial — 7 Days Free