7th Maths assignment _27.01.2017

Assignment(Practical Geometry)_21.01.2017

                                              7^TH Class Maths Assignment

                                                   Practical geometry/equation

1.Construct an isosceles triangle with base 4 cm and equal sides 3.5 cm.

2.Construct an equilateral triangle of side 7 cm.

3.Construct a triangle LMN such that LM=3 cm, <LMN=45⁰ and MN=5 cm

4.Construct a triangle ABC with BC=6.5 cm, <B=60⁰ and <C=45⁰

5.Draw the line of symmetry of square, pentagon, hexagon and ellipse.

6.Construct a triangle JOY in which <JOY= 120⁰   OY=4 cm and <JYO=30⁰. What kind of triangle is formed.

7.Construct a triangle RBI in which <IRB = 60⁰ , BI=5.7 cm , <RBI=90⁰

8.Construct an isosceles right angled triangle PQR where <PQR=90⁰ and QR=4 cm

9.Write the following equations in statement form

i) n+9=13  ii) 8m-4=16 iii)  =15  iv)       =              

10.Solve the following equations

i) 8x-6=50   ii)    =   iii) 6y-1=y+9  

iv) 7(2y+3)-3(5y-2)=5(3y-4)-3(3y-2)

===================================

                        7^TH Class Maths Assignment

                        Practical geometry/equation

1.Construct an isosceles triangle with base 4 cm and equal sides 3.5 cm.

2.Construct an equilateral triangle of side 7 cm.

3.Construct a triangle LMN such that LM=3 cm, <LMN=45⁰ and MN=5 cm

4.Construct a triangle ABC with BC=6.5 cm, <B=60⁰ and <C=45⁰

5.Draw the line of symmetry of square, pentagon, hexagon and ellipse.

6.Construct a triangle JOY in which <JOY= 120⁰   OY=4 cm and <JYO=30⁰. What kind of triangle is formed.

7.Construct a triangle RBI in which <IRB = 60⁰ , BI=5.7 cm , <RBI=90⁰

8.Construct an isosceles right angled triangle PQR where <PQR=90⁰ and QR=4 cm

9.Write the following equations in statement form

i) n+9=13  ii) 8m-4=16 iii)  =15  iv)       =              

10.Solve the following equations

i) 8x-6=50   ii)    =   iii) 6y-1=y+9  

iv) 7(2y+3)-3(5y-2)=5(3y-4)-3(3y-2)

===================================

ASSIGNMENT

                                                     7^th Maths Assignment

1.The perimeter of a rectangle is 40 m. The length of the rectangle is 4 m less than 5 times its breadth. Find the length of the rectangle.

2.Find S.I when P=Rs.10000, R=6% per annum, T=3 years.

3.Express 9/40 and 1/6 as a percent.

4.Find the value of x if 35% of x is 280.

5.Find the mean and median of first 6 multiple of 6.

6.Draw the shape of cylinder, cone, sphere, cube and cuboid.

7.Find the value of x    2.4(3-x)-0.6(2x-3)=0

8.The sum of two consecutive multiples of 3 is 69.Find them.

9.Subtract the sum of (8a-6a²+9) and (-10-8+8a²) from -3

10.By what number should we multiply 3^-9 so that the product is equal to 3.

11.Find the product of 0.68 x 6.5 x 0.04

12.A car covers a distance of 108.9 km in 1.8 hrs. What is the average of the car ?

13.Simplify  3 1/5 + 2 1/10 

14.Simplify 15 x (-32)+15 x (-18)

15.The sum of two integers is -11 . If one of them is 9. Find the other.

=============================================