B.
(9)^2 + (12)^2 = 225
Square root of 225 gives you 15 !!
We found it by applying Pythagorean’s theorem which only applies to right triangles.
Hope it help !!
Answer:
6
I can't tell but you can try.
Answer:
<h2>b) 3.48 N approx.</h2>
Step-by-step explanation:
<em>The bird will experience a centripetal force, this is the force exerted on a body that moves through a curve path.</em>

Fc=centripetal force
m=mass
v=velocity
r=radius
Step one:
given data
mass of bird m=0.3kg
the radius of curve r= 20m
velocity v= 15 m/s
Substituting we have

<u>The force is 3.37N</u>
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Answer:
13cm× 16cm
Step-by-step explanation:
Please see attached picture for full solution.