2 years ago

Please help me solve this correct answer gets brainlist

Mathematics

1 answer:

Inessa [10]2 years ago

7 0

Answer:

12.449899598

Step-by-step explanation:

You would use pythagoras thereom.

C^2=A^2+B^2

The hypotenuse is C (which is the longest side of the triangle - 18).

18×18=13×13+B^2

324=169+B^2

324-169=B^2

155=B^2

Square root B to get B on it's own which would be 12.449899598.

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