Question

) The sum of all the natural numbers from 1 to 100 is ______________________.

a) 4550 b) 4780 c) 5050 d) 5150

2) The common difference of the AP 3, 1, -1, -3 ……. is ____________________.

a) -2 b) 2 c) -1 d) 3

3) In the triangle ABC, DE || BC, then the length of DB is _____________.

a) 2.5cm b) 5cm c) 3.5cm d) 3cm

4) In the given figure, if ∆ADE ~ ∆ABC, then BC is equal to________.

a) 4.5 b) 3 c) 3.6 d) 2.4

5) The point (-3, 5) lies in ________________.

a) First quadrant b) Second quadrant c) Third quadrant d) Fourth quadrant

6) The midpoint of the line segment joining the points (-2, 8) and (-6,-4) is ______________.

a) (-6,-4) b) (-4, 2) c) (2, 6) d) (4, 2)

7) Which of the following is a root of the equation 22 – 5 -3=0

a) = 3 b) = 4 c) = -1 d) = -3

8) In the equation kx2 +2x – 3=0, if x =2, then value of K is_________________.

a) -½ b) ½ c) -¼ d) ¼

9) A tangent to a circle intersects it in ________________ point.

a) One b) Infinite c) Two d) None of them

10) In the given figure, if TP and TQ are the two Tangents to a circle with Centre O, so that

< PQR=1100,then <PTQ is equal to ____________________.

a) 600 b) 800 c) 700 d) 90​

Answer 1

1) 5050
2) -2
3) pls give the diagram