Help me with this math problem please
1 answer:
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Answer:
answer is A
Step-by-step explanation:
(3+5x+1) (
−2x+4)
=(3+5x+1)(
+−2x+4)
=(3)(
)+(3
)(−2x)+(3
)(4)+(5x)(
)+(5x)(−2x)+(5x)(4)+(1)(
)+(1)(−2x)+(1)(4)
=3−6
+12
+5
−10
+20x+
−2x+4
=3 −
+ 3
+ 18x +4
<h3>Answer: 80.94 square cm</h3>
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Work Shown:
Area of parallelogram = base*height
Area of parallelogram = 11.4*7.1
Area of parallelogram = 80.94 square cm
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notes:
- The base and height always form a 90 degree angle (as shown by the small square marker).
- The side length of 8.9 cm is never used.
- We can write "square cm" as "cm^2" or