Unit 1B Review

Choose the INVERSE of the statement: If you are in high school, then you are active.

• If you are not active, then you are not in high school. 

• If you are in high school, then you are active.

• If you are not in high school, then you are not active.

• If you are active, then you are in high school.

Choose the CONVERSE of the statement: If you are in high school, then you are active.

• If you are active, then you are in high school.

• If you are in high school, then you are active.

• If you are not in high school, then you are not active.

• If you are not active, then you are not in high school.

Choose the COUNTEREXAMPLE of the statement: If a vehicle has two wheels, then it is a motorcycle.

• An 18-wheeler

• A car

• A tricycle

• A bike

Given that ray KM bisects angle LKJ, angle LKM = (4x+6) and angle LKJ = 52, find the value of x.

• 2

• 6

• 8

• 5

If angle 3 = 3x+17 and angle 4 = 5x-21, what is the measure of angle 2?

• 23

• 74

• 94

• 19

Which angle is congruent to angle 10? Why?

• 9, linear pair

• 5, alternate interior angles

• 11, same side interior angles

• 3, alternate interior angles

Find AC.

• 14

• 5

• 28

• 6

• 25

• 35

• 55

• 65

Which one is the representation of a median?

• 
• 
• 
• 

Select all the statements that are true about Spherical Geometry.

• If two great circles in one sphere intersect, then they will intersect in exactly 2 points.

• Two distinct great circles in one sphere will always intersect.

• Two great circles on one sphere can be parallel and never intersect.

• One difference between Euclidean and non-Euclidean geometry is in a sphere, a triangle's interior angles add up to exactly 180 degrees.