Find the midpoint coordinate for the endpoints 2 and 10

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

The diagram shows a 7cm by 6cm rectangle based pyramid. all the diagonal sides - ta, tb, tc and td are length 10cm. m is midpoint of rectangular base. work out height mt to 1 decimal place

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?