10.1-10.3 Quiz Review (Circles)

An arc with a central angle measure of exactly 180^o

• major arc
• diameter
• radius
• semicircle

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68mm
• 18.84mm
• 78.5mm
• none of the above

Tags

CCSS.7.G.B.4

Find the radius of a circle whose area is $25\pi$  

• 10

• 5

• 12.5

• 25

Tags

CCSS.7.G.B.4

Find the measure of arc JH

• 93
• 130
• 120
• 95

Tags

CCSS.HSG.C.B.5

 $\ \overline{AD}\ \perp\ \overline{BC}$  
 $\overline{AE}\ =\ 3,\ \ \overline{BE\ }=\ 5x-1\ \ \ and\ \ \overline{EC}\ =\ 6x-2$  
Find ED

• 2

• 5

• 8

• 1

Tags

CCSS.HSG.C.A.2

Find the value of x.

• 10

• 11

• 12

• 13

Tags

CCSS.HSG.CO.C.9

 $FA=AG=8$   $CB\ =\ 3x\ and\ GE\ =\ x^2-10$ 
Find the radius

• 8

• 4

• 6

• 10

Tags

CCSS.HSG.C.A.2

If  $\angle1\ \cong\ \angle2$  , then 
(select all that apply)

•  $\overline{WX}\ \cong\ \overline{ZY}$  

• nothing else is congruent

•  $arc\ ZY\ \cong\ arc\ WX$  
  

•  $arc\ WX\ \cong\ arc\ XY$  

Tags

CCSS.HSG.CO.B.7

If a radius is perpendicular to a chord, then it (a)   the chord

If two chords are equidistant from the center, then they are (a)  

Tags

CCSS.HSG.C.A.2