Well because P = 2b + 2h, then h = (P - 2b) / 2. If you plug that into the area formula, then you get A = b * [(P - 2b) /2]. Plug in your Area (30 m²) and Perimeter (34 m), then Solve. You should end up with b = 15 and h = 2.
Answer:
C. 25
Step-by-step explanation:
sister's cookies = 2.5* boy's cookies
sisters cookies = 2.5 * 10
sister's cookies = 25
The rule for the linear graph is y=mx
