A semi circle is half a full circle. Find the area of the full circle and divide it by 2.
Area of a circle = pi x r ^2
R is half the diameter
Area of full circle:
Area = 22/7 x 21^2
Area = 1386 sq. Ft
Area of stage = 1386/2 = 693 square feet
Answer:
QUICK GAME!!
This is Gill and Sasha
They want you to plan their wedding
Buffet meal: rice
Location: china
Theme colors: red
Cake flavor: rice aka rice cake a real thing
Capacity: 2 child
Season: thet are watching season 2 of demon slayer in the winter
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Instructions: Copy and paste the questions, answer correctly, and have fun! DONT DELETE BRAINLY THIS IS FOR FUN
Step-by-step explanation:
You can say
x+y=5
x=5-y
You know the value of x, put it into the next equation.
3(5-y)-7y=19
15-3y-7y=19
15-19 = 10y
-4=10y
-4/10=y
-2/5=y
Put y value back into either equation to find value of x.
x+y=5
x-2/5=5
x=5+2/5
x=27/5
Therefore, x,y = (27/5, -2/5)
Hope I helped :)
Answer:
$12.40
Step-by-step explanation:
Because each of the students paid the same amounts, you just divide the total amount of money by the number of students there are, which is 21 and you get your answer of $12.40. hope this helps :)