100 POINTS A regular triangular pyramid has slant height 6 cm and base edges of length 15 cm. Find :Volume of the pyramid? Surfa
1 answer:
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The vertex is
Hope this helps.
頑張って!
Answer:
y=2
Step-by-step explanation:
12+8y=28
subtract 12 on both sides
8y=16
divide both sides with 8
y=2
plug in 2 for y back to the original equation to double check if its right
12+8(2)=28
28=28
hope this helps
idk theres an "x"
Hello,
==> 1+r=5==>r=4
3+3r+3r²+3r^3+...+3r^6=3(1+r+r²+...+r^6)=3*(r^7-1)/(r-1)=4^7-1=16383
==> 1+r=5==>r=4
3+3r+3r²+3r^3+...+3r^6=3(1+r+r²+...+r^6)=3*(r^7-1)/(r-1)=4^7-1=16383