Angles-Triangle-PythagoreanTheor-Converse-Midsegments Assessment

Match the following

• acute angle

• less than 90 degrees

• right angle

• greater than 90 degrees, but less than 180 degrees

• obtuse angle

• exactly 90 degrees

• straight angle

• exactly 180 degrees

Tags

CCSS.4.G.A.1

Match the following statements with their corresponding mathematical principles.

• Difference of areas

• The differences of the side lengths of the two smaller squares is equal to the side length of the large square.

• Difference of side lengths

• The sum of the areas of the two smaller squares is equal to the area of the large square.

• Pythagorean Theorem

• The sum of the side lengths of the two smaller squares is equal to the side length of the large square.

• Sum of side lengths

• The difference of the areas of the two smaller squares is equal to the area of the large square.

Tags

CCSS.8.G.B.8

In an isosceles triangle ABC, m ∠ ABC = 46°, then m ∠ BAC =?

Tags

CCSS.HSG.CO.C.11

A triangle has a 50-degree angle and two sides that are each 4 cm in length. Select True or False for each statement about this triangle.

Groups:

(a) True

,

(b) False

• The triangle might be an equilateral triangle.

• Two of the angles absolutely MUST be 50 degrees.

• One of the angles might be 60 degrees.

• One of the angles inside the triangle might be 65 degrees.

Tags

CCSS.8.G.A.5

Which of the following statements is true about the Pythagorean theorem?

• It applies to all triangles.

• It only applies to isosceles triangles.

• It only applies to right-angled triangles.

• It applies to all quadrilaterals.

Tags

CCSS.8.G.B.8

Match the following:

• Same-side Interior Angles

• 
• Alternate Interior Angles

• 
• Alternate Exterior Angles

• 
• Corresponding Angles

• 

Tags

alternate interior angles

same-side interior

alternate exterior angles

Corresponding angles

Match the following

• 53^o

• ∠3

• 79^o

• ∠1

• 101^o

• ∠2

Answer explanation

Tags

CCSS.8.G.A.5

Click on the image. Find the value of x. The diagram is not to scale,

Tags

CCSS.8.G.A.5

Tags

CCSS.7.G.B.5

Larry attached a string from the top of the flagpole to the ground.  The flagpole is 26 feet high and the string is 18 feet away from the flagpole.  How long is the string? 

Tags

CCSS.8.G.B.8