Find ∠C and hence classify each triangle according to:

a. the number of equal sides it has, and

b. the type of angles it has, e. g. equilateral triangle & acute-angled

triangle.

Given Angles ∠C Number of equal

sides

Types of Triangle

∠A = 20

∠B = 60

Question

Mathematics

Danica

8 July, 15:18

Find ∠C and hence classify each triangle according to:

a. the number of equal sides it has, and

b. the type of angles it has, e. g. equilateral triangle & acute-angled

triangle.

Given Angles ∠C Number of equal

sides

Types of Triangle

∠A = 20

∠B = 60

+4

Answers (1)

Know the Answer?

Mcduff · Answer 1

a) 0

b) scalene and obtuse

Step-by-step explanation:

∠A = 20

∠B = 60

∠C = 180 - 20 - 60 = 100 (obtuse)

Since none of the angles are equal, no sides are equal either

So, it's a scalene triangle

Since one angle is obtuse, it's an obtuse triangle

Find ∠C and hence classify each triangle according to:a. the number of equal sides it has, andb. the type of angles it has, e. g. equilateral triangle & acute-angledtriangle.Given Angles ∠C Number of equalsidesTypes of Triangle∠A = 20∠B = 60

Find ∠C and hence classify each triangle according to:

a. the number of equal sides it has, and

b. the type of angles it has, e. g. equilateral triangle & acute-angled

triangle.

Given Angles ∠C Number of equal

sides

Types of Triangle

∠A = 20

∠B = 60