Rectangle 83

Rectangle land has a dimension of 8 km times 10 9/10 km. What is the area?

Write your answer as a fraction or as a whole or mixed number.

Correct answer:

A =  87 15 = 436/5 km2

Step-by-step explanation:

a=8 km b=10109=10+109=1010 10+9=10100+9=10109=10.9 km  A=a b=8 10109=108 109=10872=5436 km2=8751 km2=87.2 km2

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