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Mathematics
Mathematics
Problem
In
△
P
Q
R
\triangle PQR
△
P
QR
,
∠
Q
=
90
∘
\angle Q = 90^\circ
∠
Q
=
9
0
∘
and
∠
P
=
27
∘
\angle P = 27^\circ
∠
P
=
2
7
∘
. The side
Q
R
QR
QR
(opposite
P
P
P
) measures
14
cm
14\,\text{cm}
14
cm
. a. (i) Determine the length of the hypotenuse
P
R
PR
P
R
to the nearest millimetre. b. (ii) Find the length of side
P
Q
PQ
P
Q
and calculate the perimeter of
△
P
Q
R
\triangle PQR
△
P
QR
correct to one decimal place.
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