2 (18cm) + 2 (3cm) = perimeter
36cm + 6cm = P
The answer is 42cm
The perimeter is 42 cm.
Using the expression 2l + 2w, it would be 2(18) + 2(3)
2(18) = 36
2(3) = 6
36 + 6 = 42
Answer:
D. 139 degrees
Step-by-step explanation:
angle GJI is composed of angles GJH and HJI, so we just need to add those two angles to find the angle measure of angle GJI
91+48=139
7
(1,1)
use the midpoint formula to find the midpoint of the line segment
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