Ismail tried to prove that sin(θ) = cos(90°− θ) using the following diagram. His proof is not correct. What is the first mistake in Ismail's proof?

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Somone me i want to know what 18 hours out of 24 hours in a fraction

Which statements regarding efg are true? check all that apply.