4 = = x С
E
3
2
X
2
1
2
1
D
B
(3)
4.2.1 Calculate the numerical value of AD
AD
4.2.2 Prove that
AE
DB EB
4.2.3 Calculate the numerical value of:
AREA OF AABE AREA OF AABC
Х
AREA OF AADE AREA OF AEBC​

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck