Are of circle = πr² = 22/7 *4*4 = 50.27cm²
18) answer is A: Reflect across the line y = -3. This is the horizontal line that cuts the trapezoid in half, forming a mirror image so to speak.
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19)
Answer is choice A) 2
CB/GF = CD/GH
6/3 = 4/GH
6*GH = 3*4
6*GH = 12
GH = 12/6
GH = 2
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There are 27 girls swimming, and (27+33) girls are survey participants.
so the percentage should be 27÷( 27+33)=45%
Answer:
0
Step-by-step explanation:
The whole thing cancels out because if you move -10x on the left to the right they will cancel out because -10x+10x=0.
Now, you have -10=-10 and so move the -10 to the right and it becomes positive so you get -10+10 which equals 0.
