Mathematics
Junior High
Resolved

お願いします

Answers

✨ Best Answer ✨

角DAC=90度-60度=30度。
ここで、CEを線で結ぶ。
角ABC=角AEC、角DAC=角DECより、X=角AEC +角DEC=70度となる。

ICHIKA

ありがとうございます♥

Post A Comment
Were you able to resolve your confusion?

Users viewing this question
are also looking at these questions 😉