-
A.
18cm
-
B.
(18 + \(\frac{9\pi}{5}\))cm
-
C.
(9 + \(\frac{9\pi}{5}\))cm
-
D.
\(\frac{9\pi}{5}\)cm
Correct Answer: Option B
Explanation
Perimeter = 2r + \(\frac{\theta}{360}\) x 2\(\pi\)r
2(9) + \(\frac{36}{360}\) x 2 x \(\pi\) x 9 = 18 + \(\frac{9\pi}{5}\)
There is an explanation video available below.
Report an Error
Ask A Question
Download App
Explanation Video
Quick Questions
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}