Tentukan panjang busur dan luas juring.

panjang busur = 40⁰/360⁰ x (2. 22/7 x 14cm).
= 1/9 x 88cm
= 9,7cm
luas juring = 40⁰/360⁰ x 22/7 x 14²
= 1/9 x 616cm²
= 68,44cm²
[answer.2.content]panjang busur = 40⁰/360⁰ x (2. 22/7 x 14cm).
= 1/9 x 88cm
= 9,7cm
luas juring = 40⁰/360⁰ x 22/7 x 14²
= 1/9 x 616cm²
= 68,44cm²
[answer.2.content]