Answer:
20*20+CD=400+CD
Step-by-step explanation:
Multiply
20
by
20
Answer:
Khan Academy.
Step-by-step explanation:
You can go on khan academy and search up "percentages and numbers." The videos should immediately pop up. there are also lessons if you don't want to risk getting your problem wrong. If you are still confused and do not understand please just comment and I will respond.
Answer:
Yes, by SAS
Step-by-step explanation:
Answer:
1 hour and 54 minutes and ignore this stuff sjsjsbdbsj