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IM 1 SS23 Day 8: Relationships in Triangles (Due 6/29/2023)

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Last updated about 2 hours ago
37 questions
Required
20
Required
30
Required
30
Required
40
Required
40
Required
20
Required
40
Required
20
Required
10
Required
10
Required
10
Required
10
Required
10
Required
10
Required
30
Required
20
Required
40
Required
40
Required
20
Required
5
Required
5
Required
5
Required
5
Required
15
Required
20
Required
20
Required
40
Required
50
Required
10
Required
10
Required
10
Required
10
Required
10
Required
10
Required
10
Required
15
Required
30

Main Idea: Angle Addition Postulate

Question 1
1.

Watch the video and complete the notes of this section.

Question 2
2.

x=_______
m∠DEF=_______
m∠DEG=_______

Question 3
3.
x=_______
m∠MKL=_______
m∠JKL=_______

Question 4
4.
x=_______
m∠DEG=_______
m∠GEF=_______
m∠DEF=_______
Question 5
5.

x=_______
m∠TUW=_______
m∠WUV=_______
m∠TUV=_______
Question 6
6.

m∠BCE=_______
m∠ECD=_______

Question 7
7.

x=_______
m∠ABF=_______
m∠EBF=_______
m∠ABE=_______


Main Idea: Classifying Triangles

Question 8
8.

Watch the video and complete the notes of this section.

Question 9
9.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 10
10.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 11
11.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 12
12.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 13
13.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 14
14.
Classify this triangle by its angles.
_______ Triangle.

Classify this triangle by its sides.
_______ Triangle.
Question 15
15.
If △ABC is an equilateral triangle, solve for both x and y.

x=_______
y=_______
AC=_______


Question 16
16.
If △RST is an equilateral triangle, find x and the length of each side.

x=_______
RS=_______


Question 17
17.
x=_______
DE=_______
EF=_______
DF=_______


Question 18
18.

x=_______
WX=_______
XY=_______
WY=_______


Main Idea: Angles Of Triangles

Question 19
19.

Watch the video and complete the notes of this section.

Question 20
20.

Find the measure of x.

Question 21
21.

Find the measure of x.

Question 22
22.

Find the measure of m∠1.

Question 23
23.

Find the measure of m∠1.

Question 24
24.
Find the measures of the indicated angles:


m∠1=_______°
m∠2=_______°
m∠3=_______°
Question 25
25.
Find the measures of the indicated angles:


m∠1=_______°
m∠2=_______°
m∠3=_______°
m∠4=_______°
Question 26
26.

Watch the video and complete the notes of this section.

Question 27
27.
Solve for x, then find each angle measure.


x=_______°
m∠P=_______°
m∠Q=_______°
m∠R=_______°
Question 28
28.
Solve for x, then find each angle measure.


x=_______°
m∠CAB=_______°
m∠ABC=_______°
m∠ACB=_______°
m∠DCB=_______ °

Main Idea: Isosceles & Equilateral Triangles

Question 29
29.

Watch the video and complete the notes of this section.

Question 30
30.
Find each angle measure.

m∠C=_______°
m∠E=_______°
Question 31
31.
Find each angle measure.
m∠T=_______°
m∠U=_______°
Question 32
32.
Find each missing value.

EF_______
m∠F=_______°
Question 33
33.
Find the value of x.

x=_______°
Question 34
34.
Find the value of x.

x=_______
Question 35
35.

Watch the video and complete the notes of this section.

Question 36
36.
Find each angle measure.

m∠J=_______°
m∠K=_______°
m∠L=_______°

JK=_______
KL=_______
Question 37
37.
If △PQR is an equilateral triangle, solve for x and y.

x=_______°
y=_______
PR=_______