What is mad of the following data 20,20,40,50,50,50,50,50,60,60,60,70 ,70,70,70,70,70,70,70,80

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

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.°

Write the percent as a fraction or mixed number in simplest form. 0.8%