Answer: 9. 54; 10. 220; 11. 71; 12. 262
Step-by-step explanation: Chord and tangent intersection angle is half the arc measure or circle, and inscribed angles are also half the included arc measure
Answer: x^12
Explanation: When the base (x) is the same and they are being multiplied the exponents are added. This is called/because of “The Product Rule for Exponents”.
So, 8x$11=$88 and thats a days worth of money and 88x5=440 so $440 weekly
Answer:
14
Step-by-step explanation:
area of sector = 153.9
or, (1/2) r²∅ = 153.9
or, r²∅ = 153.9 ×2
or, r²∅ = 307.8
or, r²× π/2 = 307.8
or, r² = 615.6/π
or, r² = 196
or, r=√196
r = 14