Answer:
Step-by-step explanation:
surface area of a square pyramid
= Area of base + 1/2 base perimeter * slant height
= (3 x 3) + (1/2 x (3*4) x 5)
= 9 + 30
= 39 km²
6x-3+75=180
6x=180-72
6x=108
x=108/6=18°
wha tis the qeustion
Hope this is correct
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or 1 is the answer
