Answer:
y
=
−
6
x
+
5
.
y
=
−
6
x
+
28
Step-by-step explanation:
Answer:
15 scores are less than 90
Step-by-step explanation:
Total 11 scores are less than 90 not 15
Answer:
Step-by-step explanation:
1022
Answer:
c) 6
Step-by-step explanation:
This is a straight-forward application of the Law of Cosines:
... a² = b² + c² -2bc·cos(A)
... a² = 8² +11² -2·8·11·cos(32.2°) ≈ 64 +121 -176·0.8462
... a² ≈ 36.07000
... a ≈ 6.00583
The best choice is c) 6.
The 3rd answer is about 1 and the 5th one is about 3 hours