Find the area of regular octagon whose each side measures 7 cm.
○ 256.8 sq cm
○ 235.2 sq cm
○ 286.4 sq cm
Answers
Answered by
0
Area of regular octagon = A=2(1+ root2) a^2
Therefore area= 2(1+ root2) 7x7
= 2 (1+1.414)x 7x7. [ as root 2= 1.414]
= 2 (2.414) 49
Therefore area= 236.572sq.cm
Or you may tick the first option
Therefore area= 2(1+ root2) 7x7
= 2 (1+1.414)x 7x7. [ as root 2= 1.414]
= 2 (2.414) 49
Therefore area= 236.572sq.cm
Or you may tick the first option
Answered by
1
Answer:
ans is 235.2 sq cm is this ok pls mark me as brainlist
Similar questions