Answer:
47.5 y²
Step-by-step explanation:
The formula for finding the area of a circle: π<em>r</em>²
The radius (<em>r</em>): 5.5
Square (multiply by itself) 5.5.
5.5² = 30.25
Multiply by pi (3.14).
94.985
This figure is a semicircle, therefore, divide the area by 2.
47.4925
Round to the nearest tenth.
47.5
The area of this figure is 47.5 y².
Answer:
6 days
Step-by-step explanation:
You have to subtract 25.5 from 76.5 and divide that number by 8.5.
Answer:
x=6.6
Step-by-step explanation:
13:5=x:3
33=5x
33/5=x
6.6=x
Use function notation to represent this statement:
At 1 p.m., there were 257 visitors in the museum.
Answer: V(4)=257
Explanation: It says that the Museum opens at 9 so it would be 4 hours. And the 257 is the number of visitors at that time.
From the second equation:-
x = 6 - 4y
Substitute this for x in the top equation