Answer:
77.25 cm^2
Step-by-step explanation:
Area of a regular octagon :
2a^2(1 + (sqrt2))
where a is the side
substitute 4 in for 'a'
Answer:
it is a triangles because the other are the name of the triangle.
Step-by-step explanation:
With inverse functions you just swap 'x' and 'y' and solve for 'y'.

Swap 'x' and 'y':

Add 7 to both sides:

Take the square root of both sides:
Answer:
No
Step-by-step explanation:
29/100 can be written as 0.29 , not 0.029.