10. The perimeter of a rectangle is 84 cm and its length is 23 cm. Find its breadth and the area of the area of the rectangle.
Answers
Answered by
1
Step-by-step explanation:
perimeter of rectangle=2×(l+b)
⇒84=2×(23+b)
⇒42=23+b
∴b=42−23
Hence b=19 cm
Answered by
1
Answer:
ANSWER :- 19 CM
Step-by-step explanation:
GIVEN : LENGTH =23 CM
PERIMETER OF RECTANGLE = 2 × ( L + B )
⇒ 84 = 2 × ( 23 + B )
⇒ 42 = 23 + B
∴ B = 42 − 23
HENCE B = 19 CM
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