Jawaban:

untuk a, b, c sisi segitiga dengan begin mathsize 14px style a comma b less or equal than c end style

segitiga tumpul dapat ditunjukkan dengan begin mathsize 14px style straight a squared plus straight b squared less than straight c squared end style

segitiga lancip dapat ditunjukkan dengan begin mathsize 14px style straight a squared plus straight b squared greater than straight c squared end style

segitiga siku-siku dapat ditunjukkan dengan begin mathsize 14px style straight a squared plus straight b squared equals straight c squared end style

a.

begin mathsize 14px style 11 squared plus 9 squared horizontal ellipsis 11 squared 121 plus 81 horizontal ellipsis 121 space 202 less than space 121 segitiga space lancip end style

b.

begin mathsize 14px style 8 squared plus 15 squared horizontal ellipsis 17 squared 64 plus 225 horizontal ellipsis 289 space space space space space space space 289 equals 289 space Segitiga space siku minus siku end style

c.

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d.

begin mathsize 14px style 5 squared plus 12 squared horizontal ellipsis 16 squared 25 plus 144 horizontal ellipsis 256 169 space less than space 256 segitiga space tumpul end style

e.

begin mathsize 14px style 10 squared plus 20 squared horizontal ellipsis 24 squared 100 plus 400 horizontal ellipsis 576 500 less than 576 space Segitiga space tumpul end style

f.

begin mathsize 14px style 12 squared plus 18 squared horizontal ellipsis 22 squared 144 plus 324 space... space 484 468 less than 484 segitiga space tumpul end style

g.

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h.

begin mathsize 14px style 12 squared plus 35 squared horizontal ellipsis 36 squared 144 plus 1225 horizontal ellipsis 1296 1369 greater than 1296 segitiga space lancip end style