Mathematics Grade 9 1 Geometry
Mathematics
1
Grade 9
Geometry
Straight Lines
1. Study the diagrams and fill in the correct statement or appropriate reason.
a)
Statement: ??? 1 + ??? 2 = 180¡ã
Reason:
____________________________
____________________________
b)
Statement: ________________________
Reason: exterior angle of a triangle equals
the sum of the two opposite interior angles
c)
In right angled triangle ABC:
Statement:
???? 2 = ____________________________
???? 2 = ____________________________
Reason: Pythagoras
2. Name the type of triangle or quadrilateral according to the information given.
Diagram
a)
Name
Mathematics
b)
2
Grade 9
c)
d)
e)
??? > 90¡ã
3. Determine the value of ??, ?? and ??, in alphabetical order, for each diagram. All reasons must be given.
a)
50¡ã
b)
??
Reason
Statement
Reason
??
??
??
Statement
38¡ã
Mathematics
3
c) The quadrilateral below is a
parallelogram.
??
Grade 9
Statement
Reason
Statement
Reason
??
d) The quadrilateral below is a
square.
??
??
e)
??
??
50¡ã
??
??
Reason
Statement
Reason
??
f) The quadrilateral below is a
rhombus
??
Statement
Mathematics
4
Grade 9
4. Determine the value of ??, ??, ??, ?? and ??, in alphabetical order, for each diagram. All reasons must be
given.
a)
Q
80¡ã
U
a
S
b
120¡ã
R
c
V
T
Statement
Reason
b)
P
X
Q
b
35 ¡ã
U
R
V
Statement
c
a
e
S
d
W
Reason
T
Y
Mathematics
5
Grade 9
?1 with reasons.
5. In the rhombus below, determine ??
L
K
50 ¡ã
N
Reason
?2 .
6. Determine the value of ??
D
F
1
2
80¡ã
A
Statement
2
1
Statement
M
100¡ã
E
20¡ã
C
B
Reason
................
................
In order to avoid copyright disputes, this page is only a partial summary.
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.
Related download
- unit 8 grade 9 applied plane geometry edugains
- math handbook of formulas processes and tricks
- geometry grade 9 academic mathematics student workbook
- 9th and 10th grade math proficiency objectives
- final exam review grade 9 math mr engels math class
- new york state next generation mathematics learning standards
- 9th grade math packet new heights charter school
- math 9 final practice test claremont secondary school
- geometry part 1 lines and angles
- geometry and measurement test grade 5 kcatm
Related searches
- grade 9 mathematics exam papers
- grade 9 mathematics past papers
- grade 9 mathematics books pdf
- mathematics for grade 9 pdf
- 9 1 1 full episodes
- 2016 year end grade 9 mathematics paper
- grade 9 june 2011 paper 1 memorundum
- https 5y1 org info grade 9 geography exam papers 1 1110e1 html
- pdf file https 5y1 org info geography grade 9 past exam papers 1 1e246a html
- grade 9 geography specimen paper 1 answers
- grade 9 mathematics june 2021
- pearson edexcel level 1 level 2 gcse 9 1 mathematics markscheme