Tolong pake cara yaaaa

23. L=πr^2
=3,14x10x10
=314cm^2

24. L=1/2πr^2
=1/2x22/7x7x7
=77cm^2

25. L=pxl
=200x65
=13.000cm^2

26. D. Limas segi empat

27. Lp=2(pl+pt+lt)
=2(10x7+10x5+7x5)
=2(70+50+35)
=2x155
=310cm^2

28. V=l.alasxt
=22/7x3,5x3,5x10
=385cm^3

Jadiin jawaban terbaik y