Find the area of the triangle with a = 18, 6 = 30, and c = 40. %3D %3D Area = Round your answer to 3 places after the decimal point. Submit Question

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Find the area of the triangle with a =
18, 6 = 30, and c = 40.
%3D
Area =
Round your answer to 3 places after the decimal point.
Submit Question
Transcribed Image Text:Find the area of the triangle with a = 18, 6 = 30, and c = 40. %3D Area = Round your answer to 3 places after the decimal point. Submit Question
Expert Solution
Step 1

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.

here we have

a=18

b=30

c=40

find the semi perimeter

s=\frac{a+b+c}{2}

s=\frac{18+30+40}{2}

s=\frac{88}{2}

s=44

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