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Trigonometry-Answers-1

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5.
25cm A
Work out the length x.
32.t4
....................cm
(3)
6.
R
A
T
0
14cm
s
Work out the length of RT.
JO. �S'
.................... cm
(3)
© Corbettmaths 2022
7.
Triangle ABC has a right angle.
Angle BAC is 25 °
AC= 12.5cm
l�
C
12.5cm
A
,1
C I!
B
,A
Calculate the length of AB
If. �3
....................cm
(3)
8.
DEF is a right-angled triangle.
H
10.5cm
D
8cm
E
,,
F
Calculate the size of angle DEF.
o
(3)
© Corbettmaths 2022
26.
ABCD is a trapezium
A --1..t;---�--.�------�-r---,
M
,�.z
f+.J B
0
D
19.2cm
C
Angle BAD= 74 °
CD= 19.2cm
AB= 26cm
AM= 2.5cm
Work out the size of angle ABC.
O /1
:;
b,,l { 1� )
x 1 · ,;­
--
-;: 1/.71'/'JJ&I/ ..
63.747°
(5)
© Corbettmaths 2022
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