Is AB perpendicular to CD? Explain. 5
4
Yes, because the slope of ĀB is and the slope of
3
2.
A(0,2)
Zo is -
C(-4,1)
Yes, because the slope of ĀB is and the slope of
-5 4 -3 2-1
4
5
X
1 2 3
D(0,-2)
Zo is -
B(-3,-3)
No, because the slope of AB is 들 and the slope of
nim
is -
No, because the slope of ĀB is and the slope of
CD is -
no

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?

Find the sum of the given arithmetic series. 24 + 17 + 10 + 3 + + (–39)