question_answer2) Find the angle which is 
of its complement.
question_answer3) Write pair of sides which are equal if 
XYZ.
question_answer4) Find the mean proportion between 9 and 16.
View Answer play_arrowquestion_answer5) Write the angle measures of an isosceles right angled triangle.
View Answer play_arrow| (a) Name a solid which has no vertex. |
| (b) Name a solid which has only one vertex. |
question_answer7) If the sum of two consecutive whole numbers is 53. Find the smaller number.
View Answer play_arrow| Subtract: |
(a)  from  |
(b)  from  |
question_answer11) What should be taken away from 
+ 5xy + 20 to obtain 
?
question_answer12) For a pyramid there are 4 faces and 4 vertices. Find the number of edges.
View Answer play_arrow| Find the following: |
| (a) \[(-201)\div (-3)\] |
| (b) \[(-36)\div (-4)\] |
| (c) \[(-325)\div (-13)\] |
| Find: |
(a)  |
(b)  |
(c)  |
| Find the value of x in each of the following figures if I| | m. |
(a)  |
(b)  |
(c)  |
question_answer18) An item was sold for Rs. 540 at a loss of 5%. What was its cost price?
View Answer play_arrow| State True or False: |
| (a) If \[\frac{p}{q}\] is a rational number and m is a non-zero integer, then \[\frac{p\times m}{q\times m}\]is a rational number not equivalent to\[\frac{p}{q}\]. |
| (b) Sum of two rational numbers is always a rational number. |
| (c) All decimal numbers are also rational numbers. |
| Find the circumference of the circled with the following radius: \[\left( Take\,\pi \,=\frac{22}{7} \right)\] |
| (a) 14 cm |
| (b) 28 mm |
| (c) 21 cm |
| Simplify and express each of the following as exponential form: |
| (a) \[\frac{{{2}^{3}}\times {{3}^{4}}\times 4}{3\times 32}\] |
| (b)\[[{{({{5}^{2}})}^{3}}\times {{5}^{4}}]\div {{5}^{7}}\] |
| (c) \[{{25}^{4}}\div {{5}^{3}}\] |
| Each of the following letters from English alphabet has two lines of symmetry. Identify lines of symmetry in each case. |
| (a) H |
| (b) I |
| (c) O |
| (a) What should be added to \[{{x}^{2}}+xy+{{y}^{2}}\]to obtain \[2{{x}^{2}}+\text{ }3xy?\] |
| (b) What should be subtracted from 2a + 8b + 10 to get - 3a + 7b + 16? |
question_answer25) ABCD is a quadrilateral. Is AB + BC + CD + DA < 2(AC + BD)?
View Answer play_arrow| Simplify the following: |
| (a) \[{{({{6}^{-1}}-{{8}^{-1}})}^{-1}}+{{({{2}^{-1}}-{{3}^{-1}})}^{-1}}\] |
| (b) \[{{\left\{ {{6}^{-1}}+{{\left( \frac{3}{2} \right)}^{-1}} \right\}}^{-1}}\] |
question_answer27) In the given figure, show that CD II EF. 
| Year | Number of student |
| 1995 | 1400 |
| 1996 | 1600 |
| 1997 | 1250 |
| 1998 | 1000 |
| 1999 | 2000 |
| 2000 | 2200 |
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and AC=BD. 
State the three pairs of equal parts in \[\Delta ABC\] and \[\Delta BAD.\] 
is right angled at A. AD is perpendicular to BC. If AB = 5 cm, BC = 13 cm and AC = 12 cm. Find the area of 
