7 grade traingle

A right angle triangle has one vertex angle as 45 ° what is the other vertex angle? Find the perimeter of the following equilateral triangle with one side as 10cm. Classify triangle on the basis of sides: Classify triangle on the basis of sides: Classify triangle on the basis of sides: Find the perimeter of the red isosceles triangle in the flag, with base as 10 cm and one side as 15 cm. Find the side of the equilateral triangle in the symbol below, if the perimeter is 60cm. Triangle ABC is an isosceles triangle. Find angle A and angle C. Find the perimeter of this right angle triangle. Find the perimeter of the roof of the house which is in a shape of a triangle. The sides are 2m, 2m and 6 m. Find the value of x in the following triangle? The following figure is made up of 4 equal equilateral triangles. Each has a side of 4 cm. find the perimeter of the figure. Find the value of x in the following triangle? How many degrees are there in the angle formed by the bisector of the base angle of an isosceles triangle, whose vertex angles is 50°? Find the value of x in the following triangle? Find the value of x in the following triangle? In the following triangle calculate x and y? In the following triangle calculate y? In the following triangle calculate y? In the following triangle calculate x? Calculate angle a, b and c in the following triangle: In the following figure BC is parallel AE and BC = AC. Calculate x and y. Calculate x in the following figure: Calculate x and y in the following figure: In the triangle ABC if A + B = 80 ° and B + C = 140 °. Calculate angle A and B. In a triangle ABC, the internal bisectors of angles B and A meet at I. If C = 60 ° and B = 70 °, then calculate angle BIA. In a triangle ABC, the external bisectors of angles B and A meet at E. If C = 50 ° and B= 70 °, then calculate angle BEA. An isosceles triangle ABC has AC = BC. CD bisects Angle BCA. Angle CAB is 40 °. Find x and y. In the triangle ABC, the bisectors of the exterior angles B and C meet at O. Find x. If three angles of a triangle are in the ratio of 1:1:4. Find the angles. 14 © 2009 – 2011 tutorco.com C B B A TOPIC: TRIANGLES I C A 3 cm 4cm 5 cm 7 /10/ 1/ S