29 A zig-zag line starts at the point A, at one end of the diameter AB of a circle. Each of the angles between the zig-zag line and the diameter
AB is equal to a as shown. After four peaks, the zig-zag line ends at
the point B. What is the size of angle a?
A 60°
B
72
С C
75°
D
80°
E
Another answer
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إجابة أخرى

the forst and 3rd

step-by-step explanation:

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

nothjing

step-by-step explanation:

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1