Answer:
all work is answer and shown and pictured
Answer:
The area of the quarter circle is 
Step-by-step explanation:
we know that
The area of a quarter circle is equal to

we have

substitute the value


Answer:
70
Step-by-step explanation:
280×25%=70 pages per night
Answer:
36
Step-by-step explanation:
Plug in -7 as m and 2 as n into the expression:
4 | m - n |
4 | -7 -2 |
Solve:
4 | -9 |
4(9)
= 36
Answer: $869.90 × 12 = $10,438.80.
Step-by-step explanation: