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Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 A area of a triangular garden is 151 sq. m. The height of the garden is 5 m. Find the base length of the garden.

m


Answer:_______________




2)  

 A area of a triangular garden is 117 sq. m. The height of the garden is 15 m. Find the base length of the garden.

m


Answer:_______________




3)  

 A area of a triangular garden is 167 sq. m. The height of the garden is 7 m. Find the base length of the garden.

m


Answer:_______________




4)  

 A area of a triangular garden is 132 sq. m. The height of the garden is 4 m. Find the base length of the garden.

m


Answer:_______________




5)  

 A area of a triangular garden is 107 sq. m. The height of the garden is 12 m. Find the base length of the garden.

m


Answer:_______________




6)  

 A area of a triangular garden is 160 sq. m. The height of the garden is 8 m. Find the base length of the garden.

m


Answer:_______________




7)  

 A area of a triangular garden is 114 sq. m. The height of the garden is 15 m. Find the base length of the garden.

m


Answer:_______________




8)  

 A area of a triangular garden is 101 sq. m. The height of the garden is 12 m. Find the base length of the garden.

m


Answer:_______________




9)  

 A area of a triangular garden is 105 sq. m. The height of the garden is 11 m. Find the base length of the garden.

m


Answer:_______________




10)  

 A area of a triangular garden is 110 sq. m. The height of the garden is 3 m. Find the base length of the garden.

m


Answer:_______________




 

1)  

 A area of a triangular garden is 151 sq. m. The height of the garden is 5 m. Find the base length of the garden.

Answer: 60 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   151 sq.m  (given)

                12 x b x h                      =  151

        12 x b x 5                          =   151

                              b                       = (2 x 151)5

base of the garden                =60 m

                       



2)  

 A area of a triangular garden is 117 sq. m. The height of the garden is 15 m. Find the base length of the garden.

Answer: 16 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   117 sq.m  (given)

                12 x b x h                      =  117

        12 x b x 15                          =   117

                              b                       = (2 x 117)15

base of the garden                =16 m

                       



3)  

 A area of a triangular garden is 167 sq. m. The height of the garden is 7 m. Find the base length of the garden.

Answer: 48 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   167 sq.m  (given)

                12 x b x h                      =  167

        12 x b x 7                          =   167

                              b                       = (2 x 167)7

base of the garden                =48 m

                       



4)  

 A area of a triangular garden is 132 sq. m. The height of the garden is 4 m. Find the base length of the garden.

Answer: 66 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   132 sq.m  (given)

                12 x b x h                      =  132

        12 x b x 4                          =   132

                              b                       = (2 x 132)4

base of the garden                =66 m

                       



5)  

 A area of a triangular garden is 107 sq. m. The height of the garden is 12 m. Find the base length of the garden.

Answer: 18 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   107 sq.m  (given)

                12 x b x h                      =  107

        12 x b x 12                          =   107

                              b                       = (2 x 107)12

base of the garden                =18 m

                       



6)  

 A area of a triangular garden is 160 sq. m. The height of the garden is 8 m. Find the base length of the garden.

Answer: 40 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   160 sq.m  (given)

                12 x b x h                      =  160

        12 x b x 8                          =   160

                              b                       = (2 x 160)8

base of the garden                =40 m

                       



7)  

 A area of a triangular garden is 114 sq. m. The height of the garden is 15 m. Find the base length of the garden.

Answer: 15 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   114 sq.m  (given)

                12 x b x h                      =  114

        12 x b x 15                          =   114

                              b                       = (2 x 114)15

base of the garden                =15 m

                       



8)  

 A area of a triangular garden is 101 sq. m. The height of the garden is 12 m. Find the base length of the garden.

Answer: 17 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   101 sq.m  (given)

                12 x b x h                      =  101

        12 x b x 12                          =   101

                              b                       = (2 x 101)12

base of the garden                =17 m

                       



9)  

 A area of a triangular garden is 105 sq. m. The height of the garden is 11 m. Find the base length of the garden.

Answer: 19 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   105 sq.m  (given)

                12 x b x h                      =  105

        12 x b x 11                          =   105

                              b                       = (2 x 105)11

base of the garden                =19 m

                       



10)  

 A area of a triangular garden is 110 sq. m. The height of the garden is 3 m. Find the base length of the garden.

Answer: 73 m


SOLUTION 1 :

Given  :

Area of the triangular garden   =   110 sq.m  (given)

                12 x b x h                      =  110

        12 x b x 3                          =   110

                              b                       = (2 x 110)3

base of the garden                =73 m