B (ii)
1
8.
2.
Find the values of the unknowns t'and y'in the following diagrams.
80%
M
YR
50
A
9.
50°
yh 120°
50°
600
A
R
S
T
N
V
()
(ii)
(iii)
и.
90
A
12.
E
y
30
B В
C 60°
T
х
F4
G
13
(iv)
(v)
(vi)
3.
Find the

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Iwill give you ! what is the measure of ∠v ?