Find the value of $sin30^{c}irc+cos60^{c}irc$.

Step-by-step solution

1. Recall that $sin30^{c}irc=dfrac12$.
2. Recall that $cos60^{c}irc=dfrac12$.
3. Add the two values: $dfrac12+dfrac12=1$.

Concept tested: Basic trigonometric values

Published 1 October 2026 · How this solution was prepared and checked