81 SQUARE ROOT

1
8-1 SQUARE ROOT

• Review Square Root

2

• B. Define Geometric Mean
• C. Find the geometric mean between 4 and 9

x 6
3
8-2 THE ALTITUDE TO THE HYPOTENUSE OF A RIGHT
TRIANGLE

• Define Altitude
• Theorem 8-1
• Corollary

4
8-3 PYTHAGOREAN THEOREM

• Define
• Right triangle
• Leg
• Hypotenuse
• Theorem 8-3

hypotenuse
leg
leg
5

• C. Find the missing side
• 1. a16 b30
• 2. a c7
• 3. b4 c5

6
8-4 SPECIAL RIGHT TRIANGLES

• Theorem 8-4 (45-45-90 Triangle)
• Theorem 8-5 (30-60-90 Triangle)

7
8-5 RECTANGULAR SOLIDS

• Define
• Rectangular Solid
• Face
• Edge
• Vertex
• Diagonal of a rectangular solid

8
8-6 REGULAR SQUARE PYRAMID

• Define
• Face 6. Center of base
• Base 7. Slant height
• Edge 8. Altitude of the
• Vertex pyramid
• Lateral edge

9

• B. Find slant height
• Use Pythagorean Theorem
• a half of base edge
• b altitude
• c slant height