Area Problems
If the diameters of a circle is increased by 100% . Its area is increased by?

400%
300%
100%
200%

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Area Problems
The perimeter of an isosceles triangle is equal to 14 cm . The lateral side is to the base in the ratio 5 : 4 the area of the triangle is?

2?21 cm2
1/2?21 cm2
?212
3/2?21 cm2

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