Last year the cost of a season ticket for a Rugby club was £370 This year the cost of a season ticket for the club has been increased to £450
Write down the increase in the cost of a season ticket as a fraction of last
year's cost.

22% approximately

Step-by-step explanation:

The increase was from £370 to £450, or £80.

As a fraction of last year's cost, this is

£80

= 22% approximately

£370

0.02040816326

60°

step-by-step explanation:

the measure angle of c in an isosceles triangle abc is 60° because in isosceles triangle,the measures of all the angles is 60°.