Pythagorean Theorem Act

EFGH is a square with a side length of 8 feet. A, B, C, and D are midpoints of each side. What is the perimeter of square ABCD in feet?

• 12

• 12 √2

• 16 √2

• 20 √2

• 32

Tags

CCSS.HSG.CO.C.11

The diagonal BD cuts the quadrilateral ABCD into a right triangle, triangle ABC and an equilateral triangle, BCD. The dimensions are given in inches. How long is line DC?

• √10

• 10

• 13

• 17

• 34

Tags

CCSS.HSG.CO.C.11

• A

• B

• C

• D

• E

Tags

CCSS.8.G.B.7

• F

• G

• H

• J

• K

Tags

CCSS.8.G.B.7

• A

• B

• C

• D

• E

Tags

CCSS.HSG.CO.C.10

• F

• G

• H

• J

• K

Tags

CCSS.HSG.CO.C.10

• F

• G

• H

• J

• K

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

• F

• G

• H

• J

• K

• A

• B

• C

• D

• E

Tags

CCSS.HSG.GPE.B.7

Find the length of the missing side. 

• 17 cm

• 22 cm

• 15 cm

• 13 cm

Tags

CCSS.8.G.B.7