Answer:
correct
Step-by-step explanation:
my brain be smart
Answer:
109
Step-by-step explanation:
Hope this helped :)
Answer:
Part 1) The perimeter is 
Part 2) The area is 
Step-by-step explanation:
Part 1) Find the perimeter
we know that
The perimeter is equal to the circumference of the exterior circle plus the circumference of the interior circle
so


Part 2) Find the area
we know that
The area of the figure is equal to the area of the larger circle minus the area of the smaller circle
so



Are you sure you didn’t miss anything while writing the question?
Cause we have nothing to go off. Everybody types differently so there is no way for us to say how long he typed for, unless we were given aprox how many words he wrote in a minute or something
Step-by-step explanation:
[ refer to the attached file ]
( if m angle SRQ means supplement of SRQ then , it is 180 - 142 = 38°
or what it means ? )