70 teenagers responded to a survey about superheroes. 30 liked Batman (B), 26 liked Superman (S) and 28 liked Wonder Woman (w). 12 liked both Batman and Superman.

8 liked both Superman and Wonder Woman. And x liked Batman and Wonder Woman only.

4 teenagers like all three superheroes. Twice as many didn't like any of the superheroes as liked Batman and Wonder Woman only.

Find the number of teenagers who liked Batman only.

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.°