hey pls tell , which triangle formula is this, how it's being applied?
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Answers
Answered by
1
Answer:
Let length=x
Then, x=3Breadth
⇒B=
3
x
Area=x⋅
3
x
Perimeter=2(x+
3
x
)=168m.
2×
3
4x
=168
⇒x=
8
3×168
x=63m.
Length=126m
Breadth=
3
63
=21m.
Explanation:
Let length=x
Then, x=3Breadth
⇒B=
3
x
Area=x⋅
3
x
Perimeter=2(x+
3
x
)=168m.
2×
3
4x
=168
⇒x=
8
3×168
x=63m.
Length=126m
Breadth=
3
63
=21m.
Answered by
1
Answer:
not a formula
just simple understanding
since u wrote d= x+y
so 2y+y+x+2x= 3x+3y
= 3(x+y)
and x+ y= d so it is equal to 3d
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