The straight line distance between the school and the candy store will be 5 miles.
What is a right-angle triangle?
It is a type of triangle in which one angle is 90 degrees and it follows the Pythagoras theorem and we can use the trigonometry function. The Pythagoras is the sum of the square of two sides is equal to the square of the longest side.
After school, Isaac skateboards directly from school to an ice cream parlor and then from the ice cream parlor to a candy store.
The ice cream parlor is 3 miles south of the school and the candy store is 4 miles east of the ice cream parlor.
Then the straight line distance between the school and the candy store will be
[tex]\rightarrow \sqrt{4^2 + 3^2}\\\\\rightarrow \sqrt{16 + 9}\\\\\rightarrow \sqrt{25}\\\\\rightarrow 5[/tex]
More about the right-angle triangle link is given below.
https://brainly.com/question/3770177
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