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Triangle ABC is shown on the grid below.









Which value best represents the length of AB?


a 8 units
b 12 units
c 15 units
d 21 units

Triangle ABC is shown on the grid below Which value best represents the length of AB a 8 units b 12 units c 15 units d 21 units class=

Respuesta :

Shapher

Answer:

15 units

Step-by-step explanation:

you have to use pythagoras to solve (c²=a²+b²)

AB is the longest side of the triangle which is c in the pythagoras

so counting the units for AC, you get 9 units, and CB you get 12 units

now solve for c in pythagoras

c²=9²+12²

c = 15 units

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