Question

For the sides, round your answer to the nearest tenth.

DE =

EF =

DF =

Is the triangle scalene, isosceles, or equilateral?
HELPP!!

Answer 1

it should be scalene

Explanation:

DE:
`√(90)`

^^
`\sqrt{(-1-8)^(2)+ (-3--6)^(2) }`

`\sqrt{-9^(2) +3^(2)`

`√(81+9)`

EF:
`√(65)`

^^
`\sqrt{(-2+1)^(2) + (5+3)^(2) }`

`\sqrt{-1^(2)+8^(2)`

`√(1+64)`

DF=
`√(101)`

^^