Solve the following inequality: 3.5 + 4t ≤ 39.5. Note: You can use <= or => for less than or equal to and greater than or equal to. what is t=?

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.°

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet