Answer in factored form 77r^2+71r-36

If you do this you are getting 20+ points so can you hurry plsphil is riding his bike. he rides 29 miles in 2 hours, 43.5 miles in 3 hours, and 58 miles in 4 hours. find the constant of proportionality and write an equation to describe the situation. let x represent the number of hours.

Acircle has a radius of 5 in. a central angle that measures 150° cuts off an arc. explain how to find the arc length exactly, and then approximate it to one decimal place.

If angle eac is congruent to angle eca, name the congruent segments. a. ae, ec b. ec, ca c. ae, ac d. ae, ec, ac