a) $32^\circ \:\:43\:\: 45<span class="base64" title="PGNvZGUgY2xhc3M9J3NwaXBfY29kZSBzcGlwX2NvZGVfaW5saW5lJyBkaXI9J2x0cic+LSAyM15cY2lyYyBcOlw6IDM5YCBcOlw6IDIxPC9jb2RlPg=="></span>$
$$\beginarrayccc 32^\circ & 43^\prime & 45^\prime \prime \~(…)