The 23 <em>exterior</em> angles add to 360. The interior angles are supplements of the exterior angles.
180 - 360/23 = 3780 / 23 = 164.3478...
Answer: a
Answer:
B
Step-by-step explanation:
since the tan is opposite over adjacent
Y=3x-13 x=-2y-11 that’s elimination answers for both
Answer:
the answer is 32cm squared
Step-by-step explanation:
Answer:
A 144
B no
Step-by-step explanation:
Decagon is a 10 sided figure
interior angle = 180 (n-2)/n where n=10
180*(10-2)/10
180*8/10
144
To tessellate, the angle must divide evenly into 360
360/144= 2.5
This is not evenly so it will not tessellate
