Answer:
28 pages per hour
Step-by-step explanation:
It says "Mayerlin read 28 pages in of an hour"
6
15-8 =7 as LHS is 7 so RHS must also be 7 so at RHS 6+1 =7
6.
By using the well-known Pythagorian theorem we can write this equation:
7^2=13+b^2 -> b^2=49-13=36
The square root of 36 is obviously 6.
So, the other leg has a length of 6 inches :)
D.
