Answer:
c = 2.5 miles
Explanation:
James didn't follow PEMDAS and didn't do the exponents first.
How he should've done it:
2² + 1.5² = c²
4 + 2.25 = c²
6.25 = c²
√6.25 = √c²
2.5 miles = c
2.5 miles
Using Pythagoras Theorem,
The mistake is in the third line where he has added in place of squaring them. It is a mistake. He should square first then he should add.
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