HELP GIVING BRAINIEST 1 If angle DAC is 40 degrees how many degrees is Angle ACD. Show all of your work. Show Your work​

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Use your knowledge of the binary number system to write each binary number as a decimal number. a) 1001 base 2= base 10 b) 1101 base 2 = base 10