Answer:
Exact form - x= - 22/5
Decimal form - x=-4.4
Mixed Number form - x= -4 2/5
Step-by-step explanation: Isolate the variable by dividing each side by your factors that don't contain variables.
Answer:
Trapezoid
Step-by-step explanation:
The two sloped opposite sides are congruent. The two uncongruent opposite sides are parallel. There are no right angles. You can do this by finding the distance and slopes of the lines.
Not triangle because has four vertices.
9514 1404 393
Answer:
(b) 60°
Step-by-step explanation:
The sum of angles in a pentagon is 540°, so you have ...
90° +90° +150° +x +150° = 540°
x = 540° -480°
x = 60°