Pre-AP Geometry - Review 2.1-2.3

Write as a conditional statement:

"All birds have wings."

• If it is not a bird, then it does not have wings.

• If it has wings, then it is a bird.

• If it is a bird, then it has wings.

• It is a bird if and only if it has wings.

Which is a counterexample for:

"If a number is divisible by 2,

then it is divisible by 3."

• 4

• 12

• 0

• 6

Write the converse: "If it is a fish then it has gills."

• If it is not a fish, then it does not have gills."

• If it has gills, then it is a fish.

• If it does not have gills, then it is not a fish.

• It is a fish if and only if it has gills.

Tags

CCSS.RF.3.3B

CCSS.RF.3.3C

CCSS.RF.3.3D

CCSS.RF.4.3A

CCSS.RF.5.3A

Find next two items in the pattern:

800, 200, 50, _____, _____.

(enter your numbers with a space between them)

Tags

CCSS.5.NBT.A.2

Write the contrapositive to the statement:

"If a figure is a triangle, then it has 3 sides."

• It is a triangle if and only if it has 3 sides.

• If it has 3 sides, then it is a triangle.

• If it does not have 3 sides, then it is not a triangle.

• If it is not a triangle, then it does not have 3 sides.

Which biconditional statement would show the following conditional?

If a figure is a pentagon, then it has 5 sides.

• A figure is a pentagon if it has 5 sides.

• A figure has 5 sides if and only if it has 5 sides.

• A pentagon has 5 sides if and only if it is regular.

• A figure is a pentagon if and only if it has 5 sides.

Which biconditional statement would show the following conditional?

If a triangle has one right angle, then it is a right triangle.

• A figure is a right triangle when it has a right angle.

• A triangle is a right triangle if and only if it has a right angle.

• A triangle that has a right angle is a right triangle.

• If and only if a figure has a right angle, it is a right triangle.

Tags

CCSS.4.G.A.1

CCSS.HSG.CO.A.1

Which of the following statements is

logically equivalent to the statement below?

If a quadrilateral has four congruent sides,

then it is a square.

• If a quadrilateral doesn't have four congruent

  sides, then it is a not a square.

• If a quadrilateral is a square then it has four has four

  congruent sides.

• If a quadrilateral is not a square then it doesn't

  have four congruent sides.

• If a quadrilateral doesn't have four congruent sides,

  then it is a square.

What is the hypothesis of the following statement?

If the volleyball team plays well, then they will win.

• If the volleyball team plays well

• the volleyball team plays well

• then they will win

• they will win

What is the conclusion of the following statement?

If the volleyball team plays well, then they will win.

• If the volleyball team plays well

• the volleyball team plays well

• then they will win

• they will win

Tags

CCSS.RI.6.8

CCSS.RI.7.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1