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Open Up - Grade 8 - Mathematics - Unit 1 - Lesson 15
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Last updated 11 months ago
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Question 1
1.
In triangle
ABC
, the measure of angle
A
is 40
o
.
Give possible measures for angles
B
and
C
if triangle
ABC
is isosceles.
Question 2
2.
In triangle
ABC
, the measure of angle
A
is 40
o
.
Give possible measures for angles
B
and
C
if triangle
ABC
is right.
Question 3
3.
In triangle
ABC
, the measure of angle
A
is 40
o
.
Give possible measures for angles
B
and
C
if triangle
ABC
is right.
Question 4
4.
For each set of angles, decide if there is a triangle whose angles have these measures in degrees:
90, 45, 45
30, 40, 50
120, 30, 30
90, 90, 45
60, 60, 60
Question 5
5.
Angle
A
in triangle
ABC
is obtuse. Can angle
B
or angle
C
be obtuse?
Yes, the angle could be obuse.
No, the angle cant be obuse.
Question 6
6.
For each pair of polygons, describe the transformation that could be applied to Polygon A to get Polygon B.
Question 7
7.
For each pair of polygons, describe the transformation that could be applied to Polygon A to get Polygon B.
Question 8
8.
For each pair of polygons, describe the transformation that could be applied to Polygon A to get Polygon B.
Question 9
9.
On the grid, draw a scaled copy of quadrilateral
ABCD
using a scale factor of \frac{1}{2}.
visibility
View drawing
"Source: Open Up Resouces (Download for free at openupresources.org.)"