问题
填空题
一个正方体,棱长和是60分米,它的表面积是______分米2.
答案
60÷12=5(分米),
6×52
=6×25,
=150(分米2);
答:它的表面积是150分米2.
故答案为:150.
一个正方体,棱长和是60分米,它的表面积是______分米2.
60÷12=5(分米),
6×52
=6×25,
=150(分米2);
答:它的表面积是150分米2.
故答案为:150.
选词填空。 | |
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