MidTerm Exam Review for Geometry

What is the sum of the interior angles of a triangle?

• 90 degrees

• 270 degrees

• 360 degrees

• 180 degrees

Tags

CCSS.8.G.A.5

Calculate the area of a rectangle with length 5 cm and width 8 cm.

• 56 cm^2

• 13 cm^2

• 40 cm^2

• 20 cm^2

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the value of x in the right-angled triangle with legs of 6 cm and 8 cm.

• 14

• 10

• 12

• 5

Tags

CCSS.8.G.B.7

If two angles of a triangle are 45° and 60°, what is the measure of the third angle?

• 30°

• 120°

• 75°

• 90°

Tags

CCSS.8.G.A.5

What is the formula for the circumference of a circle?

• 2πr

• 3.14r

• r^2

• 4r

Tags

CCSS.7.G.B.4

Prove that the opposite sides of a parallelogram are equal in length.

• The opposite angles of a parallelogram are not equal.

• Opposite sides of a parallelogram are not equal in length.

• The sum of the squares of the diagonals is equal to the sum of the squares of the sides.

• Opposite sides of a parallelogram are equal in length.

Tags

CCSS.HSG.CO.C.11

Explain the difference between deductive and inductive reasoning.

• Deductive reasoning starts with specific observations and then makes a generalization.

• Inductive reasoning starts with a general principle and applies it to a specific case.

• Deductive reasoning and inductive reasoning are the same thing.

• Deductive reasoning starts with a general principle and applies it to a specific case, while inductive reasoning starts with specific observations and then makes a generalization.

Tags

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.11-12.1

CCSS.RL.8.1

CCSS.RL.9-10.1

Prove that the sum of the interior angles of a quadrilateral is 360°.

• The sum of the interior angles of a quadrilateral is 360°.

• The sum of the interior angles of a quadrilateral is 450°.

• The sum of the interior angles of a quadrilateral is 180°.

• The sum of the interior angles of a quadrilateral is 270°.

Use the method of contradiction to prove that the square root of 2 is irrational.

• The square root of 2 is an imaginary number

• The square root of 2 is a rational number

• The square root of 2 is a whole number

• The square root of 2 is irrational.

Tags

CCSS.8.NS.A.1

Explain the process of using the method of mathematical induction to prove a statement.

• Proving a statement for a random value, then assuming it holds for all values, and finally proving it for the base case.

• Proving a statement for the next value, then assuming it holds for a certain value, and finally proving it for the base case.

• Proving a statement for the base case, then assuming it holds for all values, and finally proving it for a random value.

• Proving a statement for a base case, then assuming it holds for a certain value, and finally proving it for the next value.