（1）量出所需条件，计算平行四边形ABCD的面积（2）以AB边为直径画一个圆．
李老师把米长的木棒锯成相等的若干段做学具，共锯了4次，每段长多少米？
直接写得数： 1÷=+0.5=÷8=（+）×36=×= 5﹣=÷80%= 4﹣1﹣0.4=
直接写出得数．=== 5.6÷4= 3.4﹣8====
直接写出得数=== 3×===== 8×==
直接写出得数．=====×+=﹣=+=
米长的木棒锯成相等的若干段做学具，共锯了4次，每段长多少米？
=
+0.5=
÷8=（
+
）×36=
×
= 5
﹣
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÷80%= 4﹣1
﹣0.4=
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= 5.6÷4=
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=
= 3×
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×
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﹣
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