"which sequence of rigid transformations will map the preimage δabc onto image δa′b′c′ ?

a reflection across the x-axis, a translation 8 units right, and then a reflection across the x-axis

a translation 4 units down and 10 units to the right

a reflection across the line y = x followed by a rotation 90° counterclockwise

a rotation 180° clockwise followed by a reflection across the x-axis"

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.