Triangle Classification
Triangle Sum Theorems
Triangle Inequalities
Triangle Congruence
Proving Triangles Cogruent
100
A triangle that has 3 angles less than 90 degrees.
What is acute.
100
What is 35 degrees?
100
The answer to page 2, number 4
What is yes
100
The answers to page 3, number 3 a, c, and d.
What is
a. angle F
c. angle C
d. angle E
100
The answers to page 5, number 1.
What is
S RT is congruent to RS Given
S ZT is congruent to ZS Given
S RZ is congruent to RZ Reflexive Property
Triangle RZS is congruent to triangle RZT SSS postulate
200
A triangle that has one angle equaling exactly 90 degrees.
What is right
200
What is 23
200
The answer to page 1, number 9 (multiple choice)
What is D 8, 3, 10
200
The answers for page 1, number 10 (multiple choice)
What is C.
200
The answer to page 5, number 3.
What is
A angle1 is congruent to angle2 Given
S AC is congruent to AC Reflexive Property
A angle3 is congruent to angle4 Given
Tri. ABC is congruent to Tri. ADC ASA Postulate
300
A triangle that has three sides all with different lengths.
What is scalene
300
Angle A is 48o Angle B is 2x and Angle C is 36o
What is the value of x?
What is 48?
300
The answer to page 2, question 9.
What is 14 > x > 2
300
The answers for page 3, number 1a "List the pairs of congruent sides"
What is AB is congruent to DE, BC is congruent to EF, and AC is congruent to DF.
300
The answer to page 6, number 4.
What is
S MN is congruent to RN Def. of a Bisector (or Given)
A
400
A triangle that has two sides that are equal in length.
What is isoscoles
400
What are the degrees of the two angles?
What is 109o and 32o
400
The answer to page 1, question 8 (multiple choice)
What is A (PQ)
400
The answers to page 4, numbers 16-19. (100 points per correct response.)
What is
16. Nothing, AAA is not a triangle congruence.
17. SAS
18. Nothing, SSA is not a triangle congruence.
19. Nothing, the marks on the two triangles are not in the same places.
400
The answer to page 6, number 6.
What is
S AD is congruent to CD Def. of a Bisector
A <3 is congruent to <4 Given
S BD is congruent to BD Reflexive Property
Tri. ABD is congruent to Tri. CBD SAS Postulate
Angle A is congruent to angle C CPCTC
500
A triangle that has three sides and three angles that all have the same measurements.
What is equilateral, equiangular
500
What are the 3 angles?
What is 51o, 57o, 72
500
The answer and explaination to page 2, number 3 at the top
What is No, because the two smaller sides added together equal the largest side. The two smaller sides added together should be larger than the largest side.
500
The answer to page 3, number 1b "List the pairs of congruent angles".
What is angle BAC is congruent to angle DEC, angle ABC is congruent to angle EDC, and angle ACB is congruent to angle ECD.
500
The answer to page 6, number 5.
What is
A