A regular octagon has side length 10.9 in. The perimeter of the octagon is 87.2 in cm and the area is 392.4 in^2. A second octagon has side lengths equal to 21.8 in. Find the area of the second octagon. Round to the nearest hundredth.
A. 261.60 in^2
B. 1569.60 in^2
C. 317.06 in^2
D. 142.66 in^2

Question

A regular octagon has side length 10.9 in. The perimeter of the octagon is 87.2 in cm and the area is 392.4 in^2. A second octagon has side lengths equal to 21.8 in. Find the area of the second octagon. Round to the nearest hundredth.
	A.	261.60 in^2
	B.	1569.60 in^2
	C.	317.06 in^2
	D.	142.66 in^2

anonymous · Answer

Which of the following is not an acceptable method to prove triangles are similar? 
	A.	SSS Similarity Theorem
	B.	SSA Similarity Theorem
	C.	AA Similarity Postulate
	D.	SAS Similarity Theorem

anonymous · Answer

1. B

yanasidlinskiy · Answer

2. Would be SSA Similarity Theorem