tolong jawab nomor 7 dan 8 besok dikumpulin

no7) D.25
√7²+24²
25
no8) C.10
√6²+8²
10

BC = √24^2 + (27-20)^2
=√24^2 + 7^2
=√576+49
=√625
=25 jawaban D

PS= √(14-8)^2 + 8^2
=√6^2 + 8^2
=√36 + 64
=√100
=10 jawaban C