1.

apes.Lesson 3: Area & Permeter: Comic17. Find the missing measure in each given planeshape.A. Rectangle with length = 10 cm, ared = 110cm?, perimeter = ?

Answer»

breadth= 110/10=11cm perimeter = 2(length+breadth) =2(11+10) =2(21)=42 Ans

2(21)=42 is the best answer

Area of rectangle = l × b110 = 10 × bTherefore, b = 110 ÷ 10Therefore, b = 11

Perimeter of rectangle = 2(l + b)Perimeter of rectangle = 2(10 + 11)Perimeter of rectangle = 2(21)Perimeter of rectangle = 42 cm

L=10,area=110 L.b=area b=area/length 110/10=11

Peimeter=2l+2b=2.10+2.11=20+22=42

4 2is the correct answer of the given question



Discussion

No Comment Found