Question

In a Δ ∠ ABC B , = 90° and AB = 4 cm, BC = 3 cm and AC = 5 cm. Find sinA.​

Answer 1

Given : In ∆ABC

B = 90° , AB=4cm , BC=3cm , AC = 5cm

Now,

sinA = side opposite to A / Hypotenuse

sinA = BC/AC

sibA = 3cm/5cm

sinA = 3/5

i.e.

sinA = 3/5

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Answer 2

Answer:

Step-by-step explanation:

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