What is 0.0314 written in scientific notation?

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.

-60.75

step-by-step explanation:

just add the numbers then put the negative sign on it

we can't see all full 4 options, but if this is the full option, than the very left one is correct:

-2/5 * -3 3/4

remake the question, adding a picture of all the question, or write down the full left and right answers.