Answer:
B.
Step-by-step explanation:
There is no mode in these scores.
This is because mode is when two numbers show up the same like 4 and 4.
Answer:
The formula for the vertex of the parabola is -b/a. Plugging this in we get -(-4)/1 or 4.
Tangent always meets radius at 90° angle.
Angle ABC = 90° so Pythagoras' theorem applies.
r² + 4² = (r+2)²
r² + 16 = r² + 4r + 4
12 = 4r
r = 3
Answer: 14
Explanation:
90 + 76= 166
180 - 166= 14