Geometry 1st Semester Review

Which is not a correct way to name the angle?

• ∠ CAB

• ∠ 1

• ∠ A

• ∠ ABC

For which of the following geometric objects can a finite length be given?

• line

• ray

• angle

• segment

PS is perpendicular to RT and the two lines intersect at W. Ray WQ is drawn. Which statement is INCORRECT?

• ∠ PWQ and ∠ QWT are complementary

• ∠ RWQ and ∠ TWQ are supplementary

• ∠ PWR and ∠ TWP are supplementary

• ∠ SWT and ∠ QWT are complementary

In circle C, which of the following two segments must be the same length?

• AE and AB

• CE and BC

• AF and FD

• AB and CB

In quadrilateral ABCD, BC $\perp$ CD,  $\angle$ A=3x + 7, and  $\angle$ C=5x $-$ 15.  What is the measure of  $\angle$ A?

• 82 $\degree$  

• 70 $\degree$  

• 55 $\degree$  

• 21 $\degree$  

In the diagram, AB bisects CD at E. Which of the following statements is true?

• BE is half the length of AB.

• AE and BE are the same length.

• E is the midpoint of CD.

• CE is twice the length of CD.

If the measure of $\angle$ A =  $\frac{11x+85}{3}$  and  $x$ = 13, then  $\angle$ A is ________. 

• acute

• right

• obtuse

• straight

Which transformation does NOT guarantee the image has the same size and shape as the pre-image?

• rotation

• reflection

• dilation

• translation

Point A is reflected across segment JK such that it maps onto point B. Points A and B are then connected to form segment AB. Which must be true?

• AB bisects JK

• AB = JK

• AB is parallel to JK

• AB is perpendicular to JK

Which is NOT a property of all rigid motions?

• images of two perpendicular lines will be perpendicular

• lines are mapped to parallel lines

• the length of a segment and its image are equal

• angles are preserved