Pythagorean theorem you times 40 by 2 then 9 by 2 then square root
<span>C) 91.44 cm
hope this helps :) </span>
<span>What is the arc length when Θ=3 pi/5 and the radius is 7 cm?
</span><span>Here are the available answers...
21pi/5 cm
12pi/5 cm
6pi/5 cm
3pi/35 cm
</span>
Given:
arc length = theta * radius
arc length = (3 pi/5)(7cm)
arc length = 21pi/5 cm Answer is the 1st option.
Since theirs no question...
The formula for PT:
a^+b^=c^