You are in charge of checking security at all major hallway intersections in your office building. To ensure that all of the cameras are working properly you need to travel down every hallway so that you know if there are any "blind spots "

Can someone tell me if this is perpendicular? !

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

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.°