Question

Given that answer please

Answer 1

<BCA = 44.4°

Explanation:

Reference angle = <BCA = C

Opposite side length = x = 7 cm

Hypotenuse = y = 10 cm

Applying trigonometric ratio, we would have:

`sin(C) = (7)/(10)`

`C = sin^(-1)((7)/(10))`

`C = 44.427004`

<BCA = 44.4° (to 3 SF)