13. a car traveling at 60 km/h will skid 30 m when its brakes are locked. if the same car is traveling at 180 km/h, what will be the skidding distance? be sure to show all work to support your answer.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

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.°