Write 15.403 correct to two decimal places

Since  2.738  is only one decimal place more then 2 decimal places, the main numbers that we are going to be looking at are  2.7 38 . Now, we are going to have to round that  3  in the  38 . To do that, you must look at the  8 , and see if it is larger then 5, or less than 5. Since it is larger than, you can round the  38 up to  40 . So now the number you have is  2.740 , but since the  0  does not need to be included, you have  2.74 , which is 2 decimal places.

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.