Given: △abc, m∠a=60°, m∠c=45°, ab=9 find: perimeter of △abc, area of △abc

The perimeter is 32.31

Step-by-step explanation:

1. You can use the Sines Law, as following:

2. The sum of the interior angles of a triangle is 180°, therefore, you can calculate the angle B:

°

3. Let's find BC:

4. Now, calculate AC:

5. Therefore, the perimeter is:

283 square feet

step-by-step explanation:

good luck

df =

both have same length