Answer:
1) 5cm
2) 15cm
3) 7.4cm
4) 12.5cm
5) 3.9cm
6) 10cm
Explanation:
Square both values, then add the 2 values. After, with the answer, root it. This method applies for all the questions given.
For example:
For your first question:
4^2 + 3^2 = 25
√25 = 5cm
Hope this helps!