The bakers at a healthy bakery can make 280 bagels in 10 hours. how many bagels can they bake in 19 hours? what was the rate per hour?

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

What is the number 321,000,000 in scientific notation? also what is the number? ?

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.°