Answer:
19. C
20. D
21. B
22. A
Step-by-step explanation:
If an angle is subtended from an arc and it goes to the opposite end of the circle, the angle is HALF of the measure of the arc. If it goes to the center, it is SAME measure as arc.
19.
Arc BC is DOUBLE of Angle BAC, so
78 * 2 = 156
Answer is C
20.
Arc BEC is DOUBLE of Angle BAC, so
114 * 2 = 228
Answer is D
21.
Angle ABC is HALF of Arc AC, so
Angle ABC = 110/2 = 55
Answer is B
22.
Angle ABC is HALF of Arc AC, so
Angle ABC = 218/2 = 109
Answer is A
Step-by-step explanation:

To find a solution to this inequality, we need to get
to one side of the equation by itself. Since we have
on the left-hand side of the equation, we can get



Answer:
y=1/2
Step-by-step explanation:
y-1=-1/2 Switch sides
y-1+1=-1/2+1 Add 1 to both sides
y=1/2 Simplify
Answer:
the answer i got was £46,000
Step-by-step explanation:
how i got this answer was that i multiplied £2300 • 5 and got £11,500 then i multiplied £11,500 • 4 and got £46,000
i hope this helps you.