Https://m.youtube.com/watch?v=PLME8ZRKMWU
C obtuse scalene
Source:
http://www.1728.org/triang.htm
Answer:
Number of offices in the building = 115
Step-by-step explanation:
Let x be the total number of offices.
Then 80% x= 92 or 80/100 * x =92
Hence, x = 92*100/80 = 9200/80= 115
You would shade in 135 of the squares in the grid(s)