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Guess Paper 1

Class – X (CBSE) SA II – 2016

Subject - Matheat!cs

Time: 3 Hours Max. Marks: 90

Date:

Ge"eral I"struct!#"s$i) All questions are compulsory.ii) The question paper consists of 31 questions divided into Sections A,B,C and D. Section A

comprises of questions of 1 mar! each, Section B comprises of " questions of # mar!s each,Section C comprises of 1$ questions of 3 mar!s each and Section D comprises of 11 questionsof mar!s each.

iii) There is no overall choice.iv) %se of Calculator is not permitted.

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SEC%I&' – A

1. If One letter is selected at random from the word ‘UNNECESSARY’. ind the !ro"a"ilit# of selectin$ an E and A

%. ind the &al'e of ‘(’ for which the )'adratic e)'ation *(+1, % + *(+, + 1 / 0 has e)'al

Roots. ind the s'm of first n odd nat'ral n'm"ers.

. If tan$ents 2A and 23 from a !oint 2 to a circle with centre O are inclined to each other atan$le of 4056 then ∠ 2OA is e)'al to

*A, 705 *3, 805 *C, 905 *:, 405

SEC%I&' – B

7. A chord of a circle of radi's 9 cm s'"tends a ri$ht an$le at the center. ind the area of minor se$ment.

8. 2; is a chord of len$th 4 cm of a circle of radi's 7 cm.

  *i, an ace of heart *ii, a (in$ *iii, a red card *i&, a "lac( )'een.

?.

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hei$hts of the li$ht ho'se and "'ildin$. *ii, :istance "etween the li$ht ho'se and the

"'ildin$.

1%. A trian$le A3C is drawn to circ'mscri"e a circle of

radi's cm s'ch that the se$ments 3: and :C intowhich 3C is di&ided "# the !oint of contact :6

are of len$ths 4 cm and 8 cm res!ecti&el# *see i$,. ind the sides A3 and AC.

1. :raw a trian$le A3C with side 3C / 8 cm6 A3 / 7 cm and ∠ A3C / 805.

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