Question

HELP ASAPP PLEASE THIS IS ABOUT PYTHAGOREAN THEROM SPMETHING LIKE THAT please help.

Answer 1

√19

Explanation:

Pythagoras's theorem:

`a^(2) +b^(2) =c^(2)`

Where side c is the hypotenuse and sides a and b do not matter if switched.

9²+b²=10²

81+b²=100

b²=100-81

b²=19

b=√19