Question

write napier fourmala..
for 11th standard maths​

Answer 1

hii.....

Napier’s Formula

In any triangle ABC,⬆️⬆️⬆️⬆️

These are called Napier’s formula

may it help you

Answer 2

Answer:

Step-by-step explanation:

The Napier Circle:

Steps to derive Napier Formula:

1. Draw a right angled triangle on a sphere and label the sides as a, b, and c  where c is the hypotenuse.

Now, let A be the angle opposite to side a, B be the angle opposite to side b, and C be the right angle opposite to the hypotenuse c.

2. Napier’s Formula has two rules that are:

a) The sine of a part is equal to the product of the tangents of the two adjacent parts.

b) The sine of a part is equal to the product of the cosines of the two opposite parts.

3. Considering c, whose non-adjacent parts are