The speed is 630mp/s I think. Because you have to multiply Wavelength by Frequency to get true speed
Answer: a) 0.2500
b) 0.1875
c) 0.4375
d) 1.414
e) 0, x/2
f) 1.3333
g) 0.4714
h) 2
Step-by-step explanation: see attachment below
Answer:
The answer is
<h2>

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Step-by-step explanation:
To convert an angle from degrees to radians multiply the value by
.
From the question the value is 40°
It's equivalent in radians is

We have the final answer as

Hope this helps you
Answer:
Take 8÷3.5. So the answer is aprominently 2.29.