Rewrite the proportion 7:21 = 3:9 as a proportion using fractions.
2 answers:
You might be interested in
Function: y = 2x²-5
<u>Find y-intercept:</u>
y = 2(0)²-5
y = -5
<u>Find x-intercept:</u>
2x²-5 = 0
2x² = 5
x² = 2.5
x = ±√2.5
x = -1.5811 , 1.5811
Graph plotted:
Let
x---------> the length of the sides that have the same length in meters
we know that
the perimeter of the figure is equal to
<u>solve for x</u>
therefore
<u>the answer is</u>
Each of the same length side is long