Danny made a mistake in the following problem.
the mistake was made in line only input the number of the first incorrect line.
line 1
21 + 35 ÷ 7 + 6(2)
line 2
21 + 5 + 6(2)
line 3
21 + 11(2)
line 4
21 + 22
line 5
43

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

Are the corresponding angles congruent? explain why or why not.