Register
What is the length of the altitude of the equilateral triangle below?30°613613a60" 90" 60"313 313O A. 3O B. 9O D. 3N3o E. 108o F. 81
83.6k views
4 votes
What is the length of the altitude of the equilateral triangle below?30°613613a60" 90" 60"313 313O A. 3O B. 9O D. 3N3o E. 108o F. 81

What is the length of the altitude of the equilateral triangle below?30°613613a60&quot-example-1
User Ben Fischer
by
8.1k points

2 Answers

6 votes

Answer:

B)9

Explanation:

APEX ANSWER

User Mike Thomsen
by
8.0k points
3 votes
The answer is B. 9
Use cosine rule. In this case, I am using SOH and the right triangle:
sin 60°= a ÷ 6 root 3
(6 root 3)(sin 60°)= a
a=9
User Ligeia
by
7.9k points
← Prev Question Next Question →

Related questions

User Aaliyah
asked Mar 22, 2023 199k views
What is the scale factor of following figures?20 ft12 ft21 ft21 ft35 ft35 ftO 25:9O 4:305:3O 3:2
Aaliyah asked Mar 22, 2023
by Aaliyah
8.4k points
1 answer
4 votes
199k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!