Respuesta :

In the top one:
x=180-76
x=104 which doesn't really make sense from looking at it, but it isn't to scale.
y=63

In the bottom one:
y=180-48-69
y=63
x=180-69-48
x=63

Hope this helps :)
in the top one 180-76 =104 x=104 y= 63 in the bottom one 180-48-69 y= 63 180-69-48 x=63