I honestly think that the answer is d
Answer:
Step-by-step explanation:
90
Answer:
Step-by-step explanation:
By Pythagoras Theorem:

Answer:
x
=9,-9
correct me if im wrong
Step-by-step explanation:
Answer:
80 weeks
Step-by-step explanation:
We can use proportions to figure out the answer to this problem:

16 pages every week, and some amount of pages every 5 weeks. Notice that if we can multiply 1 by 5 to get 5, we should be able to multiply 16 by 5 to get the value of x. 16 times 5 is 80, and this is the answer to our problem.
If you have any questions, let me know!