Answer:
m = - 1/4
Step-by-step explanation:
When two line is perpendicular to each other the product of them is - 1
So let the other line be B
Gradient of B = t
Gradient of A = 4

therefore m = - 1/4
343 is the answer because 14 tens is 1 hundred and 4 tens
B because it make the most sense
The perpendicular slope is 5/4x
She can get 12 books from the store.
work: use the ratio 2:3
hope it helps