The Atomic number.
Hope this helps.
Answer:
120
Step-by-step explanation:
calculator
You will have to divide 140 by 8 and it will give u P you already know R equals 8
Imagine the shadow and the building height forms a right angle triangle;
We know the height and the shadow make up the "legs" of the triangle,
a²+b²=c²
(750)²+(111)²=c²
562500+12321=c²
574821=c²
c=√574821
c=758.169 ≈ 758.2 ft
Hope I helped :)