What is the measure of a base angle of an isosceles triangle if the measure of the vertex angle is 42 and the two congruent side

Question

IrinaK [193]

3 years ago

14

What is the measure of a base angle of an isosceles triangle if the measure of the vertex angle is 42 and the two congruent side

s each measure 21 units?

Mathematics

2 answers:

Sidana [21] · Answer 1 · 2021-12-31T08:27:50+03:00

Sidana [21]3 years ago

7 0

If vertex angle is 42, and the base angles are congruent, this is an isosceles triangle, they each measure: 180-42/2. They each measure 69 degrees. The length of sides don't matter.

GuDViN [60] · Answer 2 · 2021-12-31T10:41:42+03:00

GuDViN [60]3 years ago

4 0

Answer:

69 degrees

Step-by-step explanation: