Skip to content
Home
Path
Worksheets
Skill map
Leaderboard
Sign in
Save your progress
Search topics
Ctrl K
Sign in
Save your progress
Search
1 of 8
0-day streak
Sound: off
Lesson
Practice
Find an unknown side of a right-angled triangle
DIFFICULTY
intro
standard
challenge
exam
QUESTION TYPE
Mix of all
Change
Sine: numerator side
Cosine: numerator side
Tangent: numerator side
NOW
Mix of all
Recommended
Question 1 of 8
Calculator allowed
Triangle PQR. Right angle at R; marked acute angle 37° at Q. QR = 30 cm, PR = x cm. Not to scale.
x cm
30 cm
P
Q
R
37°
Triangle PQR. Not to scale
1 mark
Calculate the missing side length, to one decimal place
\(x\)
(cm)
Format: 1 d.p.
CHECK
Show solution