✨ Best Answer ✨
五角形の内角の和→540°
540－(105＋98＋115)＝2⚫＋2〇
222＝2⚫＋2〇
⚫＋〇＝111
X＝180－(⚫＋〇)だから
X＝180－111
＝69
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
Recommended
多角形の外角の和
2
0
ありがとうございます！出来ました！