Standard Mathematics Primary 4 Angles

Angle ABC measures 65°. What is the size of the reflex angle at B?

A 295°
B 115°
C 305°
D 230°
Show Worked Solution

Worked Solution

Step 1: The reflex angle and the given angle together form a complete turn around a point. Step 2: Angles around a point sum to 360°. Step 3: Reflex angle = 360° − 65° = 295°. Answer: The reflex angle at B is 295°.

Correct answer: 295°

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free