PLZ HELP PLZ PLZ ILL MARK AS BRAINLIESTT!!
1 answer:
Answer:
A. Yes,
B. An underestimate could lead to you being stranded on a road trip in the middle of nowhere without guess. When it comes to these things, it's better to have more than necessary. After all, you'd rather have gas and not need it than need it and not have it.
Step-by-step explanation:
A. We can quickly calculate that 12 x 30 = 360. We need to travel 10 more miles to get to 370, but we have 2 miles per gallon and 12 gallons of gas, or 12 x 2 = 24 more miles! Upon further inspection it is evident that 12 x 32 = 360 + 24 = 384 which is indeed larger than 370.
B. Answer contains explanation.
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Answer:
Rhombus
Step-by-step explanation:
The given trapezoid has vertices at M(-4,0), J(-2,4), K(2,4), and L(4,0).
Use the midpoint formula:
To obtain the midpoint of MJ:
Similarly, the midpoint of of JK is B=(0,4), the midpoint of KL is C=(3,2), and the midpoint of LM is D=(0,0).
Now use the slope formula;
To find the slope of AB =
The slope of BC =
The slope of CD=
The slope of AD=
We can see that the slope of the opposites sides are parallel, CD is parallel to AB and AD is parallel to BC.
The product of the slopes of the adjacent sides is not -1.
Hence the shape formed by connecting the midpoint of the isosceles trapezoid is a parallelogram.
Obviously the side lengths are equal since we connected all midpoints.
The parallelogram is a rhombus.
