Complete the following activity.
Find my perimeter
and area
2y
2x + y +8
4x – y
I am a x + 4
Rectangle
Find the values
of x and y
In a rectangle, opposite sides are equal in length.
Answers
Answered by
2
2x+y+8=4x-y.
or -2x+2y=-8.
or x-y = 4………………..(1).
x+4 = 2y.
x-2y = -4……………………(2).
Subtract eq (2) from (1) , y = 8 .
put y=8 in eq.(1) . x-8=4 => x=12 units
length (l) =2x+y+8=24+8+8=40 units.
bredth (b)=2×8= 16 units.
Perimeter = 2×(l+b)=2×(40+16) =112 units.
Area =l×b =40×16 =640 sq.units.
PLEASE MARK ME THE BRAINLIEST!
Suhani
xx
or -2x+2y=-8.
or x-y = 4………………..(1).
x+4 = 2y.
x-2y = -4……………………(2).
Subtract eq (2) from (1) , y = 8 .
put y=8 in eq.(1) . x-8=4 => x=12 units
length (l) =2x+y+8=24+8+8=40 units.
bredth (b)=2×8= 16 units.
Perimeter = 2×(l+b)=2×(40+16) =112 units.
Area =l×b =40×16 =640 sq.units.
PLEASE MARK ME THE BRAINLIEST!
Suhani
xx
Similar questions