bantu jawab 1 sampai 6

1.pr=√16^²+12^²
=√256+144
=√400
=20 b
2.ac=√17^²-8^²
=√289-64
=√225
=15 b
3.a=√21^²-15^²
=√441-225
=√216 c
5.sm=√4^²+3^²
=√16+9
=√25
=5 a
6.a=√25^²+10^²
=√625+100
=√725 d
semoga membantu dan bermanfaat.......................