Practice Exercises

(a)  

Complete the Venn diagram.

(Write the answers as the order as the blanks)

(a)  

Write down the order of rotational symmetry of the diagram.

(a)  

Find the value of x.

(No need to write degrees)

(a)  

In a sale the original prices are reduced by 15%.

Calculate the sale price of a book that has an original price of $12.

(No need to write $)

(a)  

In a sale the original prices are reduced by 15%.

Calculate the original price of a jacket that has a sale price of $38.25

(No need to write $)

(a)  

Edna invests $500 at a rate of r% per year compound interest.

At the end of 6 years, the value of Edna's investment is $559.78.

Find the value of r.

(a)  

The bearing of B from A is 105°.

Find the bearing of A from B.

(No need to write degrees)

(a)  

Find |p|.

(Write your answer in 3 significant figures)

(a)  

Describe fully the single transformation that maps triangle T onto triangle U.

(Write the answer in this order - transformation, description)

(a)