3 years ago

So my little sister has this question for her homework and it said

Mathematics

2 answers:

Lady_Fox [76]3 years ago

7 0

Answer:

Step-by-step explanation:

Sindrei [870]3 years ago

7 0

Answer:

first one

Step-by-step explanation:

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What is the common ratio of the sequence 3, 21, 147, … ?

dimaraw [331]

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3 years ago

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A 12inch diameter pizza has 22 calories per square inch. About how many calories are in the entire pizza? Use 3.14 for pi. Selec

wlad13 [49]

Step-by-step explanation:

Diameter of pizza = 12 inch

Therefore, radius r = 6 inch

$Area \: of \: entire \: pizza \\ = \pi {r}^{2} \\ = 3.14 \times {6}^{2} \\ = 3.14 \times 36 \\ = 113.04 \: {inch}^{2} \\ \\ amount \: of \: calories \: in \: entire \: pizza \\ = area \: of \: pizza \\ \times calories \: per \: square \: inch \\ = 113.04 \times 22 \\ = 2,486.88 \\$