Area of semi circle = π r²/2
= π 20 × 20 / 2
= 200 π
= 628 cm² (approx)
Step-by-step explanation:
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Answer:
Um, I just see a black square! Maybe could you try reuploading a picture?
Step-by-step explanation:
Answer:
28 = 14 + x, 51 = 38 + x
Step-by-step explanation:
I got both sums because the last part says "is 28" and "is fifty-one," signaling that they each take up one side of the equation. Sum means add (so a + sign) and more than also means add (in this case). X just stands for the numbers not given.
Answer:
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Step-by-step explanation:
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