Which relationship is always correct for the angles x, y, and z of triangle abc? a triangle abc has angle abc labeled as y, angle acb labeled as z, and the exterior angle at a labeled as x.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?

In a timed typing test lara typed 63 words per minute. estimate the number of words she should be able to type in half in hour show your work