CBSE Class 7 Mathematics Worksheet (14)
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DAV BORL PUBLIC SCHOOL, BINA
REVISION WORKSHEET FOR SA1 (SESSION 2013-14)
CLASS – VII SUBJECT-MATHEMATICS
Select one correct answer out of the four options given,
, then the value of p is
(a) 23 (b) - 23 (c) 32 (d) 2
2. Which of the following is not equal to
(a) 5 ×10-1 (b) 0. 5 ×10-1 (c) 0.05 ×10 (d) 0.005 ×102
3. If in ΔABC, <C = 90o, AC = 3 cm and BC = 4 cm, then AB equals:-
(a) 3.5cm (b) 5 cm (c) 7 cm (d) 25cm
4. The Arithmetic mean of 8, 2, 5 is
(a) 8 (b) 2 (c) 5 (d) 15
5. The reciprocal of
(a) 9 (b) - 9 (c)
SECTION – B
6. Compare the rational numbers -
7. ΔABC is isosceles with AB = AC. If <A = 70o, what is the measure of <B?
8. Find the median of the following data.
11; 39; 43 ; 45 ; 25 ; 46 ; 43 ; 42 ; 37
9. By what number should be multiply 2-5 so that the product may be equal to 2-1.
10. Express -9.6 as rational number in standard form.
SECTION - C
11. The heights of 10 boys were measured in cm and the result were as follows :-
(i) What is the height of the tallest boy?
(ii) What is the range of the data?
(iii) Find the mean height?
12. In the figure AB ∥ CD and AB = CD
(i) Is <BAC = <DCA? Why?
(ii) Is ΔABC≅ ΔCDA by SAS congruence condition?
(iii) State the three facts you have used to answer (ii)
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