Asked by Dongmei Zhang on May 16, 2024
Verified
A right triangle has a hypotenuse of 10 ft. and one angle of 30°. How long is the side opposite the angle?
A) 5 ft.
B) 8.67 ft.
C) 20 ft.
D) 50 ft.
Hypotenuse
In a right-angled triangle, the longest side, which sits opposite the right angle.
Opposite Side
In geometry, it refers to the side facing away in relation to another side, often in triangles or other polygons.
- Utilize trigonometric methods to determine the measures of angles and lengths of sides in right-angled triangles.
Verified Answer
ZK
Zybrea KnightMay 17, 2024
Final Answer :
A
Explanation :
The side opposite a 30° angle in a right triangle is half the length of the hypotenuse, so it is 5 ft. long.
Learning Objectives
- Utilize trigonometric methods to determine the measures of angles and lengths of sides in right-angled triangles.