(43°13′28″÷-10°5′18″)×3等于几?

问题描述:

(43°13′28″÷-10°5′18″)×3等于几?

(43°(43°13′28〃÷2-10°5′18〃)×3
=(21°36'44''-10°5'18'')*3
=11°31'26''*3
=34°34'18