Special Triangles

• AB = 3

  BC = 3

• AB = 6

  BC = 6

If AB = 2.3, find the length of BC and AC.

• BC = 2.3

  AC = 2.3

Which most closely represents the height of the tree?

• h = 37 ft.

• h = 26 ft.

• h = 52 ft.

• h = 19 ft.

If the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.

• 7√2

• 49√2

• 7

• 7√7

Find x.

• 9

• 18√2

• 9√2

• √2

Find a.

• 5

• √2

• 5√2

• 2

Find x.

• 5

• 5√2

• 10

• 5√3

Find d.

• 12

• 6√2

• 12√2

• 6

Find the lengths of the other two sides of a right triangle if the length of the hypotenuse is 4√2 inches and one of the angles is 45∘.

• 4 inches

• 2 inches

• 8 inches

• 10 inches

Solve for a and b in the special right triangle.

• a = 5, b = 5

• a = 10, b = 10√2

• a = 10√2, b = 10√2

• a = 5√2, b = 5√2