the floor plan of a school canteen is in the shape of a heptagon. Four of the measures a 135°. The other angles have equal measures.
what is the measure of each of the remaining angles
A. 115°
B. 85°
C. 270°
D. 135°
what is the measure of each of the remaining angles
A. 115°
B. 85°
C. 270°
D. 135°
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Answer:
120
Step-by-step explanation:
basically heptagon has 7 sides and one heptagon has 900 angle so 135×4 is 540, 900-540 was 360, 360÷3 was 120.