Answer:
x = 20
Step-by-step explanation:
This isn't too difficult once you understand it.
The bottom left angle of the left triangle (on the other side of 110), that angle is congruent to the 70 degrees angle. that angle is 70 degrees. y = 90 degrees, 90 + 70 = 160
180 - 160 = 20
A=b-2
c=d/3
e=2f+5
hope this helps
Answer:
8. Surface area = 85.5cm^2
9. Volume = 45.5cm^3
Step-by-step explanation:
8. A=2(wl+hl+hw)=2·(2·6.5+3.5·6.5+3.5·2)=85.5
9. V=whl=2·3.5·6.5=45.5
