Triangle and its properties

If all the three sides of a triangle are equal, the triangle is called _____

• Equilateral

• Right-angled

• Isosceles

• Scalene

Tags

CCSS.4.G.A.2

The hypotenuse of a right angles triangle is 34cm. If one side is 30cm long,then the other side is

• 4 cm

• 8 cm

• 64 cm

• 16 cm

How many altitudes can a triangle have?

• 1

• 2

• 4

• 3

Tags

CCSS.HSG.CO.C.10

If the diagonal of a rectangle is 10cm and length 8 cm then its perimeter is

• 6 cm

• 14 cm

• 28 cm

• 38 cm

Which of the following statements

is true?

• A triangle can have all the three angles equal to 60°

• A triangle can have all the three angles greater than 60°

• The sum of any two angles of a triangle is always greater than the third angle.

• The difference between the lengths of any two sides of a triangle is greater than the length of the third side.

Two angles of a triangle measure 90 and 30°. The measure of the third angle

• 90^o

• 30^o

• 120^o

• 60^o

The ratio of the measures of the three angles of a triangle is 2 : 3: 4. The measure of the largest angle is

• 80^o

• 60^o

• 40^o

• 180^o

In the following figure, the side BC of triangle ABC is extended up to the point D. Ifangle A = 55° and angle B = 60°, then the measure of angle ACD is

• 120^o

• 110^o

• 125^o

• 115^o

In which case of the following lengths of sides of a triangle,is it possible to draw a triangle?

• 3cm, 4cm, 7cm

• 2cm, 3cm, 7cm

• 3cm, 4cm, 5cm

• 3cm, 3cm, 7cm

Tags

CCSS.7.G.A.2

In the following figure, find x and y, if x-y = 10^o

• 65^o,55^o

• 55^o,45^o

• 45^o,35^o

• 60^o,60^o