Answer:
h = 19.6 ft
Step-by-step explanation:
Given that,
A 20 ft ladder 4ft from the base of the wall.
The height of the ladder, H = 20 ft
The base distance, b = 4 ft
We need to find the height of the reach. Let it is P.
Using Pythagoras theorem,
or
P = 19.6 ft
So, the height is 19.6 ft.
Answer:
There is only one number from 21-25
Answer:
20 years old.
Step-by-step explanation:
Go backwards in the equation.
24/3 = 8
8+12
= 20
Answer:
all numbers natural,integer,rational,real algebra comes under real numbers
except the equations with alphabets
Answer:
12
Step-by-step explanation:
don't ask me to explain