IMAT 2024 · Question 54
SINE, COSINE AND TANGENTIMAT 2024 Q541 / 1
In a right triangle, let a and b represent the legs and c the hypotenuse. If α is the angle opposite a, which of the following relations is true?
A
a = c sin(α)
B
c = a sin(α)
C
a = b cos(α)
D
a = c cos(α)
E
c = a cos(α)
Keyboard: A–E to choose, Shift + letter to cross out, Enter to confirm.