If sides of a rectangle are a and b cm then what will be its area
Answers
Answered by
1
Answer:
Perimeter
p
of rectangle having side length a and b is
p
=
2
(
a
+
b
)
=
constant
Area of given rectangle,
A
=
a
×
b
Convert area in terms of single variable a using perimeter equation,
A
=
a
×
b
=
a
×
(
p
2
−
a
)
=
a
p
2
−
a
2
For area to be maximum,
d
A
d
a
=
0
&
d
2
A
d
a
2
<
0
Answered by
0
Answer:
AB square units
Step-by-step explanation:
WE KNOW, AREA = LENGTH × BREADTH
THERE4, AREA = A × B = AB SQUARE UNITS!!!
Similar questions