答得好的话,thesumofthesquareofaandthesquareofbisequaltothesquareofthesumofaandb.trueorfalse.theteacherasksherstudentstomultiplyanumberby3,thensubtract5andthensquaretheresult.insteadofdoingthisheidim

Question

答得好的话,
the sum of the square of a and the square of b is equal to the square of the sum of a and b.true or false.
the teacher asks her students to multiply a number by 3,then subtract 5 and then square the result.instead of doing this heidi multiplies a number by 3,squares the number,then subtracts5.her final number is 139.what should her correct answer be.
what is the sum of all the cube numbers below100.
a square area is to be paved with tiles measuring 6cm by 6cm.if the area to be paved measures 18m by 6m,how many square tiles will be needed.
a number cubed and then divided by three is equal to the original number.true or false.
a small cube of cheese has sides of 4cm.what is the volume of 9 cubes of cheese.
'a' is equal to 'b'.the square root of 'a' squared is equal to the square root of 'b'.true or false.
michaeal is tiling the floor of his kitchen,which is in the shape of the square.square tiles with sides of 20cm cost $6 for a dozen.michael spends $612.50.what is the side length of his kitchen.
FIND THE ODD ONE OUT
1.dupe,swindle,bib,con,hoodwink,deceive
2.tier,later,shorter,better.more,further
3.basil,parsley,coriander,rosemary,meringue,thyme
1.in a laundry sink,the hot water tap lets out 3 litres of water every minute.the cold water tap lets out 4 litres of water every minute.if the sink is left unplugged,2litres of water are drained every minute.with the sink unplugged,i turn on th ecold water tap.three minutes later,i turn on the hot water tap as well.i leave bothe taps running for another 2 minutes before both taps are turned off.how long do i now have to wait before the sink is completely emptied?.
2.flly the super spy is trying to unravel a secret three digit code fly knows that the first digit must be an evern number,and the last digit must be an odd number.how many different combinations of the three digit code exist?.
thank you so much

Answer 1

F
49
190
3
F
576
F
7M
8mins
250
保证质量的~