Answer/Step-by-step explanation:
I did the work on paper:
Given :
A 136 foot tall cell phone tower casts a 79.9 foot shadow.
To Find :
The shadow length for a nearby 40 foot telephone pole .
Solution :
We know , the ratio of height and shadow , will be same for every object .
Let , length of shadow of pole is x .
So ,

Therefore , the length of shadow of tower is 23.5 foot .
Hence , this is the required solution .
There are 5 vowels.
There are 26 letters in total.
Then, the probability of choosing a vowel is 5/26
Step-by-step explanation:
A =1/2(a+b)h
hope it helps.