Respuesta :

Answer:

1. 24

2. B

Step-by-step explanation:

1. 7^2+x^2=25^2

49+x^2=625

x^2=576

x=24

2. 15^2+36^2=39^2

225 + 1296 = 1521

Answer:

1. x=24

2. b) 15ft, 39ft, 36 ft.

Step-by-step explanation:

Working out for 1)

[tex] {25}^{2} - {7}^{2} = 576 \: and \: \sqrt{576} = \: 24[/tex]

Working out for 2)

[tex]{15}^{2} + {36}^{2} = 1521 \: and \: \sqrt{1521} = \: 39[/tex]