Analyze the reflectional symmetry of the partial circle. How many lines of symmetry does the partial circle
have?
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0 1
02
04

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4