將長(zhǎng)度和角度精度設(shè)置為小數(shù)點(diǎn)后三位,繪制以下圖形,AB長(zhǎng):()。
A.160.586 B.155.776 C.165.386 D.169.356
將長(zhǎng)度和角度精度設(shè)置為小數(shù)點(diǎn)后三位,繪制以下圖形,B點(diǎn)坐標(biāo)()。
A.(-68.421,40.816) B.(-62.421,44.816) C.(62.421,-44.816) D.(-67.441,-42.516)
將長(zhǎng)度精度設(shè)置為小數(shù)點(diǎn)后三位,繪制以下圖形,中點(diǎn)D點(diǎn)坐標(biāo)為:()。
A.(90.5,82.5) B.(78.5,62.6) C.(99.5,88.7) D.(94.5,83.8)