Question

i need help with my geometry unit 2 review portfolio please help !!!!!

Answer 1

where is it

Answer 2

wym?

Answer 3

you need help right

Answer 4

i go to connexus academy

Answer 5

ok?

Answer 6

Unit 2 Review Portfolio Name____________________________
1. One way to show that a statement is NOT a good definition is to find a __________________.
2. Which of the following choices shows a true conditional with the hypothesis and conclusion
identified correctly?
A. If yesterday was Saturday, then tomorrow is Monday.
hypothesis: Yesterday was Saturday.
conclusion: Tomorrow is Monday.
B. If yesterday was Saturday, then tomorrow is Monday.
hypothesis: Tomorrow is Monday.
conclusion: Yesterday was Saturday.
C. If yesterday was Saturday, then tomorrow is Monday.
hypothesis: Yesterday was Saturday.
conclusion: Tomorrow is Monday.
D. If yesterday was Saturday, then today is Monday.
hypothesis: Tomorrow is Monday.
conclusion: Yesterday was Saturday.
3. Alfred is practicing typing. The first time he tested himself, he could type 35 words per minutes.
After practicing for a week, he could type 40 words per minute, and after two weeks he could type 45
words per minute. Use inductive reasoning to predict how fast he will be able to type after 4 weeks of
practice.
A. 45 words per minute B. 50 words per minute
C. 60 words per minute D. 55 words per minute
4. Which biconditional is a good definition?
A. Two angles are adjacent if and only if they share a common side.
B. A point is the midpoint of a segment if and only if it is between the endpoints of the segment.
C. Two angles are supplementary if and only if they form a linear pair.
D. Two lines are parallel if and only if they never intersect.
5. Rewrite the biconditional as a conditional statement. Then write its converse and determine if the
biconditional is an accurate definition.
An angle is obtuse, if and only if its measure is greater than ninety degrees.
A. Yes, it is an accurate definition B. No, it is not an accurate definition6. Use the Law of Detachment to draw a conclusion.
If two angles are complementary, then the sum of their measures is 90.
Angle A and angle B are complementary.
A. The sum of the measure of angle A and angle B is 90.
B. Angle B has a measure of 90.
C. The sum of the measures of angle A and angle B is 180.
D. ∆ABC has three congruent sides.
7. Select the appropriate property of equality for the statement a = a
A. Addition property B. Reflexive Property
C. Transitive Property D. Substitution Property
8. Which is a counterexample to the following faulty definition?
A square is a figure with four congruent sides.
A. Quadrilaterals have four sides.
B. A rectangle has four right angles.
C. A rhombus has four congruent sides.
D. Equilateral triangles have congruent sides.
9. Use the Law of Syllogism to draw a conclusion.
If a number is a multiple of 12, then it is a multiple of 6.
If a number is a multiple of 6, then it is a multiple of 3.
A. If a number is a multiple of 12, then it is a multiple of 3.
B. If a number is a multiple of 3, then it is a multiple of 6.
C. If a number is a multiple of 3, then it is a multiple of 12.
D. If a number is a multiple of 6, then it is a multiple of 12.
10. Predict the next term in the sequence: 3 x 5 = 15
33 x 5 = 165
333 x 5 = 1665
3,333 x 5 = 16,665
A. 16,665 B. 166,665 C. 1,666,665 D. 611,115
11. Select the appropriate property of equality for the statement. If a = b, then a ∙ c = b ∙ c.
A. Symmetric Property B. Substitution Property
C. Multiplication Property D. Reflexive Property