I'm trying to understand the process of regrouping in the hundredths when adding

when regrouping to the hundreds just add the number from the tens to the hundreds only if there is a reason to regroup, then add your hundreds column

Step-by-step explanation:

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent

60°

step-by-step explanation:

the measure angle of c in an isosceles triangle abc is 60° because in isosceles triangle,the measures of all the angles is 60°.