Question

Triangle JKL is formed by plotting three points, as shown below. What is the length of side

JK?
3
K
L
У
10
9
8
J (1.4) 7
K(1,9) 6
2
5
L(3.9) 5
6
4
3
2
1
0
0 1 2 3 4 5 6 7 8 9 10
Done
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Answer 1

5

Explanation:

from (1, 4) to (1,9) is 5 units