Answer:
180
Step-by-step explanation:
30+60+90
90+90
180
we have add all the angle
Answer: $960
Step-by-step explanation:
10*6= 60
60*16= 960
Answer:
Option A. 
Step-by-step explanation:
we know that
The combined area of the 3 windowpanes and frame is equal to

using a graphing tool to solve the quadratic equation
The solution is 
see the attached figure
Answer:
17
Step-by-step explanation:
2x - 7 = 27
2x = 34
x = 17