A triangle can be formed with side lengths 3 in, 5 in, and 9 in.

True
False

Question

A triangle can be formed with side lengths 3 in, 5 in, and 9 in. 
 	
	True
	False

mrnood · Answer

|dw:1475763330919:dw|

see if you can draw it and make the ends meet.....

michaelbp · Answer

true a scalene triangle

mrnood · Answer

Just have a think:

If you put the 2 short edges together are they long enough to touch the ends of teh long line?

@michaelbp your answer does not make sense (please draw what you think you are saying)

laurena · Answer

idk

mrnood · Answer

this is not really maths

it is common sense

take an stick 9" long
take 2 more 5" and 3"

what is the sum of the lenght of teh shorter ones?

laurena · Answer

17

laurena · Answer

so false?

mrnood · Answer

what is the sum of the length of the TWO shorter ones

laurena · Answer

is it false?

mrnood · Answer

what is the sum of the lenght of the TWO shorter ones

laurena · Answer

its true?

mrnood · Answer

what is the sum of the lenght of the TWO shorter ones

laurena · Answer

8

mrnood · Answer

Ok so look at the drawing:
|dw:1475764199273:dw|

Since the 2 shorter AD UPP to less than 9 is it possible to join the ends into a triangle?