The breadth of a redangel is 5m. If its Lenth is twice its breadth, then what is its area
Answers
Answered by
1
Answer:
breadth = 5m
length =10m
area = l*b
10 *5 = 50m²
Answered by
1
Answer:
40 cm
Step-by-step explanation:
Let breadth=x
⇒ Length=2x
⇒ Area of rectangle=2x×x
=2x
2
After the given changes;
length=2x−5
Breadth=x+5
Area=2x
2
+75
⇒(2x−5)(x+5)=2x
2
+75
2x
2
−5x+10x−25=2x
2
+75
5x=75+25=100
⇒x=20
⇒ Breadth=20cm
Length=40cm.
Similar questions