Question

Tolong dong teman" itu cara nya gmna ya?

Answer 1

A. 
         
                
                        = 15

Insyallah bener ..

Answer 2

A.akar (-8-7)^2 +(11-3)^2
= akar (-15)^2 +(8)^2
=akar 225+64
=17

b.akar (5-(-4)^2+-(10-2)^2
=akar 9^2 +(-12)^2
=akar 225
15

c.akar (10-12)^2 +(-9-(-4)^2
=akar 2^2+(-5)^2
= akar 29

d. akar (-3-4)^2+(-19-5)^2
=akar 49+576
=25