Which expression can be used to find the value of the expression below? (7/10) + 2/8 + 1/10 - (4/8)
2 answers:
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K is the slope of the line formed by connecting the points.
Use slope formula:
where the 2 points are the end points of the line (First and last going Left to right)
Substitute into slope formula
You can check if this is correct by going back to graph and going "up 7" and "over 2" to get from one point to the next.
Use slope formula:
where the 2 points are the end points of the line (First and last going Left to right)
Substitute into slope formula
You can check if this is correct by going back to graph and going "up 7" and "over 2" to get from one point to the next.
QUESTION 1
The figure is a tra-pezoid.
The area of a trapezoid is given by the formula;
We substitute the values to obtain;
QUESTION 2
The approximate length of the ribbon is equal to the circumference of the circular table cloth.
We can find this by using the formula for calculating the circumference of a circle.
where is the radius of the circular table cloth.
We substitute this value and into the formula to get;
The approximate length of the ribbon is 22.0ft to the nearest tenth.
QUESTION 3
Type of quadrilateral:Rectangle
Explanation: A rectangle has 4 angles that are right angles.
The two pairs of opposite sides of a rectangle are also congruent.
QUESTION 4.
The circumference of a semi circle is calculated using the formula;
where is the radius of the semicircle.
QUESTION 5
The area of the entire figure is the area of the semicircle plus the area of the isosceles triangle.
QUESTION 6
The area of the parallelogram is given by the formula;
From the diagram, .
Given, A=23.7 inches squared.
We substitute the values to obtain;
QUESTION 7
The area of a rectangle is given by the formula;
The area of the bigger rectangle
The area of the smaller rectangle
The area of the shaded region