Respuesta :

The answer is 3√5 units


Explain

∠KMJ = 180° - 90° -adjacent angles on a straight line = 90°

Using Pythagora's Theorem

KJ² = 6² + 3²

KJ² = 45

KJ = √45

= √9√5

= 3√5
sayoko

Answer:

hewo. its a perpendicular triangle. so

6²+3² will equal to KJ.

36+9=45

45 is = 3√5 because when i put three in square, thats gonna be 3×3×5 = 45.

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