45.8k views
7 votes
Sovle a triangle when A=40°, C=70°, and a=20.​

User Marilene
by
8.4k points

1 Answer

6 votes

Answer: B = 70°, b = 29.2; c = 29.2

Explanation:

sum of angles in a triangle is 180

40+70 +X = 180

X is the last angle

110+x=180

x= 180-110 =70

A= 40°

B= 70°

C= 70°

the triangle is Isosceles triangle meaning two sides are equal , angle B = angle C

User Gwaredd
by
8.5k points

Related questions

asked Aug 24, 2024 77.4k views
I Stevenson asked Aug 24, 2024
by I Stevenson
8.2k points
2 answers
4 votes
77.4k views
asked May 17, 2024 233k views
Anil Chaudhari asked May 17, 2024
by Anil Chaudhari
8.5k points
1 answer
5 votes
233k views
asked Jun 21, 2024 88.5k views
Havchr asked Jun 21, 2024
by Havchr
7.8k points
1 answer
0 votes
88.5k views
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories