A random sample of 100 pumpkins is obtained and the mean circumference is found to be 40.5 cm. Assuming that the population stan
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Answer:
EF = 8.8 cm
Step-by-step explanation:
In the given right angled ΔDEF, DE is the hypotenuse while EF and DF are adjacent sides. So that applying the Pythagoras theorem, we have;
=
+
=
+
=
+
262.44 = + 184.96
= 262.44 - 184.96
= 77.48
EF =
= 8.8023
EF = 8.8 cm
The length of side EF is 8.8 cm.
The 32 and 8 have a common factor of 8 and can be simplified to become this equation:
Now multiply across to get
Your answer is 41