In ASTU, SU is extended through point U to point V, m_STU = (2x + 8), mZTUV = (7x - 5), and mZUST = (x + 19). What is the value of z?

x=8

Step-by-step explanation:

Hope this helps

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk