∠α的补角是125°,则∠α=_.
问题描述:
∠α的补角是125°,则∠α=______.
答
∠α=180°-125°=55°.
故答案为:55°.
∠α的补角是125°,则∠α=______.
∠α=180°-125°=55°.
故答案为:55°.