-0.2k = -15 ( then divide -0.2k on both sides)
The answer is then k= 75
What diagram?????????????
Let n represent unknown number
4n^2 is the final answer. Hope it help!
Answer:
Step-by-step explanation:
In order to find the value of y, first we need to find the length of the perpendicular dropped from one of the vertices of the triangle to its opposite side.
By geometric mean theorem:
Length of the perpendicular
Next, by Pythagoras theorem:

The reciprocal of a number x is 1/x.
Let x = 1000
The reciprocal is 1/1000.