A blackboard is 12 cm in length and 8 m in breadth. find its perimeter and area.
Answers
Answered by
1
Area = 12 × 8 = 96m²
Perimeter = 24+16 = 40m
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Answered by
2
Step-by-step explanation:
Length, l= 12cm
Breadth, b= 8m= 800cm
Perimeter of blackboard= 2(l+b)
= 2(12+800)
= 24+ 1600
= 1624 cm
Area of blackboard= l×b
= 12×800
= 96 cm²
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