Similarity

Similarity

Sunday, November 28, 2021 8:14 PM

Book page 216 Q 2 a SN Reason
SN Statement 1
1
Common angle
2 2 By AAA axiom

From
AC= 8.25

5 Geometry Page 1

Book page 216 Q 3 a SN Reason
SN Statement 1
1
Common angle
2 2 By AAA axiom
3
4.

.
Or
Or
0r
Or

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book page 215 3b SN Reason
SN Statement 1
1
common angle
2 2 By AAA axiom

From 2nd &3rd

Or
4 a)

5 Geometry Page 3

SN Statement SN Reason
1 1

2 2 By AAA axiom

From 2nd &3rd

Or
5a)

C

5 Geometry Page 4

SN Statement SN Reason
1 1

2 2 By AAA axiom

3

4. From 2nd &3rd

5.
Or
Or

6 a)

SN Statement SN Reason
1
1
Vertically opposite angle

5 Geometry Page 5

Vertically opposite angle
2 2 By AAA axiom

7a)

BOOK PAGE 218 Q 7A SN Reason
Given : 1
To prove :
Remaining sides
SN Statement 2 By AAA axiom
1

2

5 Geometry Page 6

Page no 218 Q 7B SN Reason
1
SN Statement
1 Remaining sides
2 By AAA axiom
2

3) Corresponding sides of similar triangle

BC

LET

5 Geometry Page 7

LET

Book page 218 q 8a SN Reason
SN Statement 1
1
BOTH are a
2 2 By AAA axiom
3 3 Corresponding sides of similar triangle are in proportion

From I and II

Proved

Q11 perimeter of the two similar triangle are 30 and 20 cm
respectively .If one side of the first triangle is 12 cm , determined the
corresponding side of the second triangle

solution

=

=

5 Geometry Page 8

Q 12 Vertical stick 3 m long casts a shadow 2 m long on the the ground at the same time a tower
casts the shadow 40 m long on the ground . Determine the height of the tower

Solution
Both the stick are of same time so

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