Answer:
Area of the sector = 57.26295cm²
Step-by-step explanation:
Radius of the circle=9cm
π= 3.142
Angle at B= 81° ( opposite angle of a quadrilateral)
Area of the sector = πr² * 81/360
Area of the sector = 3.142 * 9*9 * 0.225
Area of the sector= 3.142*81*0.225
Area of the sector = 57.26295cm²
Im assuming you mean 20pence? if so its 5 twenty pence in a pound so times 5 by 9 gives you 45
so there are 45 twenty pence in £9
Answer:
2)add both sides by 6
3) multiply both sides by 7
4)divide both sides by 4
Step-by-step explanation:
Answer:
5/10
Step-by-step explanation:
5/10 as a decimal is 0.5, and 40/100 as a decimal is 0.4 (or 0.50 and 0.40, it doesnt make a difference) which means 5/10 is bigger