Answer: A
Step-by-step explanation:
If you flip the second triangle straight upwards so that x is on top and z,y are on the bottom, you could visualize the points and angles in the same locations.
Answer:
it's 5 because 20 -15 is 5
Answer:
He should buy 4 boxes
Step-by-step explanation:
25 divided by 8 is 3.125, but you want to have enough so the least amount you can buy is 4.
10000:100*11=1100 income per year
21000-10000=11000 need to have income
11000:1100=10 years will pass time