First answer is correct because angles DAB and EAD equal 180 degrees (supplementary)
Answer: (if your asking for the unit rate of that)
the unit rate is 1.10
24 divided by 21 is 1.14285714286. In fraction form it is 8/7, or 1 1/7.
Answer:
81 900 000 000 000 is 8.19 × 10¹³
Step-by-step explanation:
Write the first number 8.
Add a decimal point after it: 8.
Now count the number of digits after 8. There are 13 digits.
So, in standard form: 81 900 000 000 000 is 8.19 × 10¹³