Question

write the ratios of cos and tan from the given figure​

Answer 1

cos= qr/pr

tan=qp/qr

these are your ratios

Answer 2

$\cos(theta) = \frac{b}{h} = \frac{qr}{pr} \\ \tan(theta) = \frac{p}{b} = \frac{pq}{qr}$

all the letter are in capital

Hope it will help you.