Question

observations
1. Area of red square =
2. Area of blue rectangle =
3. Area of green rectangle =
4. from fig. 2.3 :
Area of blue rectangle + Area of green rectangle
= ______ + ______ = Area of rectangle __________
5. Area of square PQRS - Area of Red square = Area of rectangle _____
+ Area of rectangle _______
write in the form of x and y
= _______ - ________ = ______ + _______

conclusion
1. sum up your observation in this activity...
2. hence
{x}^{2} - {y}^{2}x2−y2
= ( _____ ) * ( ______ )​

Answer 1

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Answer 2

Answer:

14

Step-by-step explanation:

14 bcz

18×1=180

so,

Area = l×b

Blue = 10×9 =90

Purple = 9×8 = 72

Yellow = 2 × 2 = 4

90+72+4 = 166 = area - left area = area of green so,

180-166 = 14