Write an estimate for 256.1x22?​

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Use circumcenter theorem to solve for the given values