勾股定理公式:a^2+b^2=c^2.
c=√(a^2+b^2)=√(17.5^2+51.5^2)≈54.39
猜你喜欢
- 1一个数的6倍加上8,等于它的8倍减去6,这个数是_.
- 2左边一个方,右边上面一个人,下面一个番念什么?
- 3It's time you got your money's worth..
- 4用0~9这十个数字可以组成多少个不同的小于500且没有重复数字的自然数
- 5worker的同类词是什么?,
- 6有关理想的顶针排比句
- 7初二英语时态填空 we___(have)supper.Suddenly the light ___(go)out.
- 8Mrs.Green was caught in heavy rain and she was all wet.Bet her head is.Why?
- 9自然数是由( )组成的?
- 10连词成句(1)worried,was,molly,very (2)do,should,we,what,today(3)am,to,togo,going,I,