I believe the SSS theorem as they both share/have side measurements (and no defined angles)
Use a calculator yo help you get it
Answer:
x=28
Step-by-step explanation:
x-4 =8(3)
x-4 =24
x= 28
9 because if each poinsettia is $20 and she sold 15 she made $300 on the poinsettia. 543-300=243 so she made $243 on the wreaths and each reath costs $27 so 243÷27=9