Answer :

this is the answer i used photo math
${teks-lihat-gambar} gracegrace07
devishri1977

Answer:

11.33 cm

Step-by-step explanation:

hypotenuse² = 8.4² + 7.6²

                     = 70.56 + 57.76

                    =      128.32

hypotenuse = √128.32   = 11.33cm

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