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multiplication
surface area

add
100

2 x 2

4

100

what is the surface area of a rectangle that is 37cm in height and 69cm in width

2553cm2

100

2 + 2

4

200

58 x 67

3886

200

what is the area of a circle that is 20cm

1256cm2

300

874 x 903

789222

300

what is the formula of calculating the surface area of a triangular prism

(perimeter x length) (2 x base area) = (s+s+s) / + bh

400

9806 x  4790

46970740

500

8065 x 56748

457672620