Rewrite the fraction as a decimal
-19/50 = -0.38
7y = 84
y = 84 /7
= 12
So, y =12
To find, the length, divide the area by the width:
Length = 20 / 4 = 5 meters.
Answer:
21 in
Step-by-step explanation:
by the Pythagorean theorem we have

notice that the 841 and the 400 don't go squared because they already squared!