將長度精度設(shè)置為小數(shù)點后三位,繪制以下圖形,陰影面積、周長為:()。
A.49811.727,1784.844 B.44862.727,1387.844 C.49861.727,1384.844 D.44761.727,1084.844
將長度和角度精度設(shè)置為小數(shù)點后三位,繪制以下圖形,陰影面積、周長:()。
A.15443.605,665.169 B.15553.605,661.169 C.15477.605,761.169 D.15879.605,641.169
A.777.805,257.699 B.767.805,147.699 C.897.885,257.679 D.797.805,157.699