Afigure is composed of a rectangle and a right triangle. what is the area of the figure?

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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

step-by-step explanation: