In triangle ABC, the sides are a = 12, b = 35, c = 37. Find the height corresponding to side a.
Options
A
20
B
25
C
30
D
35
Answer & Analysis
Answer
D
Analysis
Question Analysis
Given the side lengths , , of triangle , the task is to find the height corresponding to side . We'll first use Heron's formula to calculate the area of the triangle and then use the area - height relationship to determine .
Key Concept Explanation
1. Heron's Formula: For a triangle with side lengths , , , the area , where (semi-perimeter).
2. Area - Height Relationship: The area of a triangle can also be expressed as . To find the height corresponding to base , we use the formula .
Step-by-Step Solution
1. Calculate the semi-perimeter :
2. Apply Heron's formula to find the area :
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