Answer:
An optical prism is a transparent optical element with flat, polished surfaces that refract light. ... A dispersive prism can be used to break white light up into its constituent spectral colors (the colors of the rainbow).
Step-by-step explanation:
Answer: The area (A) of a circle is a function of its radius (r) and is given by the function A = f(r) = πr2.
Step-by-step explanation: google help
The half of 62 = 62/2
= 31
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Step-by-step explanation:
