Answer:
inches
Step-by-step explanation:
The arc length is calculated as
arc = circumference of circle × fraction of circle
= 2πr ×
= 2π × 10 ×
= 20π × = = inches
Answer:
A
Step-by-step explanation:
.
Answer:
D. (-2,1)
Step-by-step explanation:
we have
This is the equation of a vertical parabola open upward The vertex represent a maximum
Convert the quadratic equation in vertex form
where
(h,k) is the vertex
Complete the square
Rewrite as perfect squares
The vertex is the point (-2,1)
Answer:
0.9
m
−
12
Note:
Since there is no y value m can not be determine. Therefore finding the sum here can not be determined so instead you can try simplifying