Answer:
k is an acute angle
L is a right angle
J is a acute angle
Step-by-step explanation:
Answer:
Yes;Each side of triangle PQR is the same length as the corresponding side of triangle STU
Step-by-step explanation:
You can observe the sides of both triangles to see if this property holds
Lets check the length of AB
A(0,3) and B(0,-1)

Now check the length of the corresponding side DE
D(1,2) and E(1,-2)

The side AB has the same length as side DE.This is also true for the remaining corresponding sides.
Answer:56
Step-by-step explanation:do 180-68, then divide by 2(because the x angles are equal to each other.