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Geometry Mini-Lesson MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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Geometry Mini-Lesson The perimeter of square ABCD is 40 cm. What is the length of apothem EF? 2.5 cm 5 cm 10 cm 20 cm MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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**Geometry Mini-Lesson 36 cm2 45 cm2 90 cm2 108 cm2**

Find the value that is closest to the area of the regular hexagon in the figure below with radius 6 cm. 36 cm2 45 cm2 90 cm2 108 cm2 MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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Geometry Mini-Lesson MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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**Geometry Mini-Lesson 48 in2 96 in2 100 in2 192 in2**

Quadrilateral ABCD is a rhombus with AC = 16 in and BD = 12 in. What is the area of rhombus ABCD? 48 in2 96 in2 100 in2 192 in2 MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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**Geometry Mini-Lesson 60 in2 120 in2 169 in2 240 in2**

Quadrilateral PQRS is a rhombus with PR = 24 in and QS = 10 in. What is the area of rhombus PQRS? 60 in2 120 in2 169 in2 240 in2 MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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**Geometry Mini-Lesson 78.4 in 39.2 in 30.0 in 19.2 in**

Right triangle PQR has side lengths and height QS as shown. What is the sum of perimeters of triangles PQS and QRS, in inches? Please enter your answer rounded to the nearest tenth. 78.4 in 39.2 in 30.0 in 19.2 in MA.912.G.2.5: Explain the derivation and apply formulas for perimeter and area of polygons (triangles, quadrilaterals, pentagons, etc.).

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