Question

Find the area of rectangle ABCD, given that:
AB = 13 cm, BC = 8 cm
Please show all the steps and give appropriate answers.

Answer 1

Answer:

Step-by-step explanation:

Area of rectangle = length * breadth

Given  

L= 13

B= 8

13 × 8

   = 104

∴ Area of rectangle = 104

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Answer 2

Given : AB=8cm BC=6cm

AC=82+62=10 

AO=210=5 

S=25+5+8=9

Area of ΔAOB=S(S−a)(S−b)(S−c)=9(9−8)(9−5)(9−5)=9×1×4×4=3×4 

Area of ΔAOB=12 sq. units.

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