Triangles

If angle A is 34* and angle B is 70*. How much is angle C

• 45

• 76

• 74

• 84

A right angled triangle can have two ___ angles

• acute

• obtuse

• isosceles

• equilateral

The triangle that all angles are the same is called ___.

How many triangles are there?

• 17

• 22

• 18

• 21

If the perpendicular is 3cm the base is 6cm. How much is the hypothenuse?

• 6.4

• 6.7

• 10

• 7.3

If angle D is 45* and angle E is 55*. How much is angle F?

• 80

• 90

• 100

• 70

What is the sum of the interior angles of a triangle?

• 180 degrees

• 360 degrees

• 90 degrees

• 270 degrees

If the base is 8cm and the height is 6cm, what is the area of the triangle?

• 24 cm²

• 48 cm²

• 36 cm²

• 12 cm²

What type of triangle has all sides of different lengths?

• isosceles

• equilateral

• scalene

• right-angled

What is the perimeter of a triangle with sides measuring 5cm, 12cm, and 13cm?

• 30 cm

• 25 cm

• 20 cm

• 15 cm