Please answer all questions.
PART I: Multiple Choice
Find the value of the variable and BC in the figure below.
AB = 5, BC = ?, AC = 47
[4] 9, 27
[B] 6, 17
[C] 7, 21
[D] 6, 30
1. If AB = 53 and AC = 51, find BC.
[5]
[A] 134
[B] 28
[C] 47
[D] "
2. Find the distance between the points N(4, -2) and Q(4, -21).
[6]
[A] 0
[B] 19
[C] 8
3. Find the length of DE.
[A] 4√2
[B] 4
[C] 2
4. BF bisects ∠ABE. If ∠ABF = 15° and ∠EBF = 10°, find ∠ZARF.
[A] 68°
[B] 75°
[C] 71°
[D] 64°
5. Name an angle complementary and non-adjacent to LOE.
[A] ZOR
[B] ZOC
[C] ZBOC
[D] ZEOB
6. Find the unknown angle measures.
[7]
[A] mZa = 40°, mZh = 90°, mZc = 50°, mZj = 90°
[B] mZa = 40°, mZh = 90°, mZc = 50°, mZj = 9°
[C] mZa = 50°, mZh = 90°, mZc = 50°, mZj = 9°
[D] mZa = 50°, mZh = 90°, mZc = 50°, mZj = 40°
Which of the following is irregular? Regular? Neither?
[8]
[A] Irregular
[B] Regular
[C] Neither