Math, asked by skboss7543, 2 months ago

(a) 21
The circumference of a circle whose radius is 7cm is :-
(a) 154 cm (b) 44 cm (c) 22 cm (d) 77 cm
Q10. Which of the following is the area of a circle?
(b) ad (c) πη
(d) 2nd
Q11. How many rational numbers are there between any two rational numbers ?
Q12. What percent of numbers from 1 to 20 are divisible by 5 ?
OR
Find the value of 40% of 120 km
Q13. Find k, so that x = 3 is a solution of the equation k x + 8 = x - 7
Q14. Find the product (3x?) (5x) * (-4x).
Q15. How many lines of symmetry an equilateral triangle has ?
Q16. The difference between the highest and the lowest values of the observation in a given data is called
Q17. The centroid of a triangle divides each one of the medians in the ratio
Q18. Line of symmetry of a line segment is its
bisector.
Q19. The number
has no reciprocal.
Q20. The median to the base of an isosceles triangle is
to the base.
SECTION-B
Q21. Subtract
from​

Answers

Answered by gauriullas
1

Answer:

b) 44 cm

Q11 infinite

Q12) 40/100×120

4800/100

= 48 km

Q13)

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