Answer:
4
Step-by-step explanation:
Hope this helped
Answer:
Optical axis
Step-by-step explanation:
Optical axis is the rotational symmetry axis of the surfaces.
A line with a certain degree of rotational symmetry is called as the optical axis in an optical system.
It is the straight line that passes through the geometric center of the lens and joins two curvature centers of its surfaces.
It is also called as the principal axis.
Answer:
5/12
Step-by-step explanation:
count the vowels: mAthEmAtIcAl --> a,e,a,i,a: 5
count the letters: 12
-->probability 5/12
Answer:

Step-by-step explanation:
In right triangle XZW, the height WY is the geometric mean of segments ZY and XY.
Hence,
