1)what is the units digit of 7^2001?
a)7 b)3 c)0 d)5
2)A circle is inscribed in a squareABCD of side 4 cm.If the circle touches the square at 4 distinct points E,F,G,H at 4 midpoints of a square..Two lines are drawn from G to vertices A,C.meets circle at I,J.Now find the height of the triangle formed by triangle GIJ?
a)7 b)3 c)0 d)5
2)A circle is inscribed in a squareABCD of side 4 cm.If the circle touches the square at 4 distinct points E,F,G,H at 4 midpoints of a square..Two lines are drawn from G to vertices A,C.meets circle at I,J.Now find the height of the triangle formed by triangle GIJ?
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