Unit 6 Section A Quick Quiz (Lessons 1-4)

When rectangle ABCD is reflected across line EF, the image is DCBA. How do you know that segment AB is congruent to segment DC?

• A rectangle has 2 pairs of parallel sides.

• Any 2 sides of a rectangle are congruent.

• Congruent parts of congruent figures are corresponding.

• Corresponding parts of congruent figures are congruent.

Tags

CCSS.HSG.CO.B.6

Triangle FGH is the image of isosceles triangle FEH after a reflection across line HF. Select all the statements that are a result of corresponding parts of congruent triangles being congruent.

• a. EFGH is a rectangle.

• b. EFGH has 4 congruent sides.

• c. Diagonal FH bisects angles EFG and EHG.

• d. Diagonal FH is perpendicular to side FE.

• e. Angle FEH is congruent to angle FGH.

Tags

CCSS.HSG.SRT.B.5

Reflect triangle ABC across line BC. Classify triangle ACA' according to its side lengths.

• Equilateral

• Isosceles

• Scalene

• Right

Tags

CCSS.HSG.CO.B.6

When triangle ABC is reflected across line AB, the image is triangle ABD. Why are segment AD and segment AC congruent?

• Congruent parts of congruent figures are corresponding.

• Corresponding parts of congruent figures are congruent.

• An isosceles triangle has a pair of congruent sides.

• Segment AB is a perpendicular bisector of segment DC.

Tags

CCSS.HSG.SRT.B.5

Triangle HEF is the image of triangle FGH after a 180 degree rotation around point K. Select all statements that must be true.

• Segment EH is congruent to segment GH.

• Angle KHE is congruent to angle KFG

• Triangle HGF is congruent to triangle FEH.

• Segment HG is congruent to segment FE.

• Angle KHE is congruent to angle KHG.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Triangle ABC is congruent to triangle DEF. Select all the statements that are a result of corresponding parts of congruent triangles being congruent.

• Segment AC is congruent to segment EF.

• Segment BC is congruent to segment EF.

• Angle BAC is congruent to angle EDF.

• Angle BCA is congruent to angle EDF.

• Angle CBA is congruent to angle FED.

Tags

CCSS.HSG.CO.B.7

Match each statement using only the information shown in the pairs of congruent triangles.

• The 2 sides and the included angle of one triangle are congruent to 2 sides and the included angle of another triangle.

• 
• In the 2 triangles there are 3 pairs of congruent sides.

• 
• The 2 angles and the included side of one triangle are congruent to 2 angles and the included side of another triangle.

• 

Tags

CCSS.HSG.SRT.B.5

Triangle ABC is congruent to triangle EDF. So, Mai knows that there is a sequence of rigid motions that takes ABC to EDF. Select all true statements after the transformations:

• Angle A coincides with angle E.

• Angle B coincides with angle F.

• Segment AB coincides with segment EF.

• Segment BC coincides with segment DF.

• Segment AC coincides with segment ED.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6