Question

HELP ME. I need help ASAP. I need it fast pls

Answer 1

Explanation:

to find slant height.

• l²=(a/2)²+h²
• l²=2.25+36
• l=√38.25
• l=6.18

total surface of square base pyramid =a²+2al

• 2.25+2×1.5+6.18
• 11.43 cm²

hope it helps.

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