tolong bantu jawab teman teman

sisi persegi= diagonal persegi akar 2
10= 10akar 2
ep= 10akar2 / 2= 5akar 2

AP^2 = EP^2+AE^2
= 5 akar2.x 5 akar2 + 10 x 10
= 25akar4 + 100
= 25x2+ 100
= 50 +100
AP^2 = 150
AP = akar 150
= akar 25 x akar 6
= 5 akar 6 yang C