Answer:
<h2>a) 750 cm</h2><h2>b) 288 cm</h2><h2>c) 2112 cm</h2>
Step-by-step explanation:
<h3>Formula for getting the surface area of a rectangular prism: </h3><h3 /><h3>SA = 2 (WL + HL + HW)</h3><h3 /><h3 /><h3 /><h3>a) SA = 2 (WL + HL + HW)</h3><h3> = 2(75) + 2(225) + 2(75)</h3><h3> = 150 + 450 + 150 </h3><h3> = 750 cm^2</h3><h3 /><h3>b) SA = 2 (WL + HL + HW)</h3><h3>= 2(48) + 2(72) + 2(24)</h3><h3>= 96 + 144 + 48</h3><h3>=288 cm^2</h3><h3 /><h3>c) SA = 2 (WL + HL + HW)</h3><h3>= 2(400) + 2(400) + 2(256)</h3><h3>= 800 + 800 + 512</h3><h3>= 2112 cm^2</h3>
23=a. 24=d. 25=a. This is what I got
Answer: x = 5y - 100
Step-by-step explanation: