OPTION C is the correct answer.
Hope it helps you...
The area used to make the triangular flag is 15 square inches.
Given
Two of the sides are 8 in.
Lila made a triangular flag to cheer on her favorite sports team.
The perimeter of the flag is 20 inches.
<h3>What is Heron’s formula?</h3>
Semi-perimeter is equal to the sum of all three sides of the triangle divided by 2.
Then,
The value of S is;

Therefore,
The area used to make the triangular flag is;

Hence, the area used to make the triangular flag is 15 square inches.
To know more about Heron's formula click the link given below.
brainly.com/question/13907146
Hey there,
Angle LKM is = 180 - 65 - 90
= 25 degrees
Hope this helps ^_^
~Top
Answer:
n=5, m = 4
Step-by-step explanation:
It is a parallelogram so m+8 = 3m and 2n-1 = 9
Answer:
This is not a proper question
Step-by-step explanation: