If a doctor gives you 3 pills and tells you to take one pill every half hour, how long would it take before all the pills had been taken?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle. what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle. what is the measure of angle a? enter your answer in the box. m∠a= 3.)quadrilateral abcd is inscribed in this circle. what is the measure of angle b? enter your answer in the box. m∠b= °4.)quadrilateral abcd is inscribed in this circle. what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle. what is the measure of angle c? enter your answer in the box.°

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)