初中英语单词填空、数学填空!1、三角形ABC,BC=a,角A=30度,则三角形的外接圆半径是_____2、—Do you
初中英语单词填空、数学填空!
1、三角形ABC,BC=a,角A=30度,则三角形的外接圆半径是_____
2、—Do you know women are half the s_____ of the world?
—Of course.And I think they might be more important than men in some way.
1、三角形ABC,BC=a,角A=30度,则三角形的外接圆半径是_____
2、—Do you know women are half the s_____ of the world?
—Of course.And I think they might be more important than men in some way.
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请教一道初中数学题已知在三角形ABC中，角C=90度，AC=BC
1年前1个回答
你能帮帮他们吗