How about 37 cm, or 9 inches, or 5 metres?
It is to find a whole number which is a multiple of ten to give the nearest ten. The rounding could be to the nearest dozen (12), 25, 50, 100 or any convenient whole number.
Multiply the percentage by 3.6 and then round to the nearest whole number to give the central angle for the wedge.
As the first digit after the decimal point is a 2, we round down to give 13 as the answer.
The first digit after the decimal point is a 3, so we round down to give 19 as the answer.
139mm rounded to the nearest centimetre is 14cm - and rounded to the nearest decimetre would be 1dm.
5
That depends on what is meant by length of AD but the 3 sides of an equilateral triangle are all equal in lengths.
It is to find a whole number which is a multiple of ten to give the nearest ten. The rounding could be to the nearest dozen (12), 25, 50, 100 or any convenient whole number.
As the first digit after the decimal point is a seven, it will round up to give 35 as the answer.
Multiply the percentage by 3.6 and then round to the nearest whole number to give the central angle for the wedge.
1 and 1/3 + 1 and 1/3.Rounded to the nearest whole and added together: give 1 + 1 = 2Rounded to the nearest half and added together: give 1.5 + 1.5 = 3
This cannot be properly answered because you did not say what place to round it to. For example; nearest whole number, tenths, hundredths, etc.
As the first digit after the decimal point is a 5, we round up to give 57 as the answer.
As the first digit after the decimal point is a 2, we round down to give 13 as the answer.
Look at the digit after the decimal point. It is 8, the number will be rounded up, to give 348 as the answer.
The digit after the decimal point is a 1 so we round down, to give 3 as the answer.
The first digit after the decimal point is a 3, so we round down to give 19 as the answer.