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One angle of an isosceles triangle is 12...

One angle of an isosceles triangle is `120^0` and the radius of its incricel is `sqrt(3)dot` Then the area of the triangle in sq. units is `7+12sqrt(3)` (b) `12-7sqrt(3)` `12+7sqrt(3)` (d) `4pi`

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One angle of an isosceles triangle is 120^0 and the radius of its incircle is sqrt(3)dot Then the area of the triangle in sq. units is (a) 7+12sqrt(3) (b) 12-7sqrt(3) (c) 12+7sqrt(3) (d) 4pi

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If the angles of a triangle are 30^0a n d45^0 and the included side is (sqrt(3)+1) cm, then area of the triangle is 1/2(sqrt(3)+1)s qdotu n i t s area of the triangle is 1/2(sqrt(3)-1)s qdotu n i t s

In triangle A B C , if angle is 90^0 and the area of triangle is 30 sqdot units, then the minimum possible value of the hypotenuse c is equal to (a) 30sqrt(2) (b) 60sqrt(2) (c) 120sqrt(2) (d) 2sqrt(30)

In an equilateral triangle, three coins of radii 1 unit each are kept so that they touch each other and also the sides of the triangle. The area of the triangle is 2sqrt(3) (b) 6+4sqrt(3) 12+(7sqrt(3))/4 (d) 3+(7sqrt(3))/4

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