Question

A (1,4)B (2,1) and C (5,2)are vertices of a triangle .
a) what are the length of the sides AB and AC ?
b) show that ABC is an isosceles triangle?​

Answer 1

Answer:

sorry I don't know

Step-by-step explanation:

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Answer 2

a×b×c=∆

(1+4)×(2+1)×(5+2)=

(5)×(3)×(7)=105

ab = 5×3

ac= 5×7=35

∆= ab and ac = 35 length