Not sure for (b)
Step-by-step explanation:
(a)55+80+x=180 (angles inside the triangle)
135+×=+180
x=180-135
x=45
Answer:
41.0cm = 0.41m
1.19m = 119cm
Step-by-step explanation:
Answer:

Step-by-step explanation:
simplify
by putting the negative sign on the outside. 
find the LCM of the denominators. It is (x-1)(x-2). Multiply by the LCM:

Simplify:

solve: 
Answer:
Step-by-step explanation:
I think your answer is a
Answer:
51.81 cm^2
Step-by-step explanation:
Find The Half Of 33 which is 16.5
Use The Formula For Area
A=
x r^2
A= 3.14 x 16.5
A= 51.81 cm^2