The complete square will be = 3
Step-by-step explanation:
Given,
or, [ by eliminating 2 from both the sides]
To make it square
or, [
or, = 9-6
or, = 3
Hence the correct option is B
Answer:
y=5x+100
Step-by-step explanation:
x represents every square foot
Answer:
Step-by-step explanation:
We are given that
Height of man=5 foot
Height of street light=20ft
We have to find the rate of change of the length of his shadow when he is 25 ft form the street light.
ABE and CDE are similar triangle because all right triangles are similar.
Hence, the rate of change of the length of his shadow when he is 25 ft from the street light=