Answer:
17/7
Step-by-step explanation:
2g+2(-8+2g)=1-g
2g-16+4g=1-g
6g-16=1-g
6g-(-g)-16=1
6g+g=1+16
7g=17
g=17/7
Answer:
84 mm^2
Step-by-step explanation:
The area of a triangle is
A = 1/2 b *h
The base is 14 and the height is 12
A = 1/2 (14*12)
A = 84 mm ^2
Answer:
Square (top right), rectangle (middle bottom), and trapezoid (bottom right)
Step-by-step explanation:
The only one I'm not to sure about is the trapezoid, but you can rule out all the others because there is no right angle. Hope this helps!
Answer:
-450
Step-by-step explanation:
5(3-12)(42-32)
5(-9)(10)
-45(10)
Answer:
no
Step-by-step explanation: