![Gambar 2](https://cdn.pixabay.com/photo/2016/09/12/15/17/triangle-1665936__340.png)
a. 60 derajat
b. 70 derajat
c. 80 derajat
d. 90 derajat
Jawaban: a. 60 derajat
![Gambar 2](https://cdn.pixabay.com/photo/2016/09/12/15/17/triangle-1665936__340.png)
a. 60 derajat
b. 70 derajat
c. 80 derajat
d. 90 derajat
Jawaban: a. 60 derajat