Answer:
36 cubic meters
Step-by-step explanation:
L*w*h
3*6*2
The angle (2y - 5)° and 95° are vertical angles, then they are congruent, that is,

Solving for y:

The angle (3x + 55)° and 85° are vertical angles, then they are congruent, that is,

Solving for x:

Finally, the value of x + y is:

Answer:
40
Step-by-step explanation:
He has read 10% and has 90% left which is 36 pages
90% is 36
10%is 4
total number of pages is 100% which is 36+4 which is 40 pages