Geometry - 1st Semester Review

Vertical angles are_________.

• Supplementary

• Corresponding

• Complementary

• Congruent

The interior angles of a triangle sum to ________.

• 360 degrees

• 180 degrees

• 90 degrees

• 150 degrees

Supplementary angles sum to________.

• 360 degrees

• 90 degrees

• 180 degrees

• 60 degrees

Linear pairs are both________ and ______.

• adjacent and complementary

• adjacent and equal

• adjacent and supplementary

• vertical and supplementary

<AOB is a straight angle. Find the value of x.

• 14

• 22

• 32

• 17

Write a conclusion for each statement and what law you used to make the conclusion:

If it is raining, then the game is cancelled. If the game is cancelled, then I can go home.

• If it is not raining, then I cannot go home; LOS

• I go home; LOD

• If the game is cancelled, then I can go home; LOS

• If it is raining, then I can go home; LOS

Write a conclusion for each statement and what law you used to make the conclusion:

If I study for the test, then I will do well. I studied for the test.

• Invalid

• Therefore, I will do well: LOD

• Therefore, I will do well; LOS

• I didn't do well; LOC

<1 and< 2 are supplementary angles. Find the measures of the angles when m<1 = (3x + 50)° and m<2 = (4x+32)°.

• <1 = 88°, < 2= 92°

• <1 = 14°, < 2= 166°

• <1 = 92°, < 2= 88°

• <1 = 14°, < 2= 76°

If the endpoints of the diameter of circle are (-10, 6) and

(6, 4), find the coordinates of the center of the circle.

• (5, -2)

• (2, 5)

• (-2, 5)

• (8, 5)

In the figure, ∠1 and ∠2 are vertical angles. If m∠1 = 6x+ 20 and m∠2 =4x + 36, then find m∠2.

• 68 degrees

• 52 degrees

• 16 degrees

• 8 degrees