Answer: 80 is 145.455% of 55
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Step-by-step explanation:
I really don't know how to do this but just try your best because I get stuck on this one too
Answer:
x = -11
Step-by-step explanation:
Convert fraction into negative exponential form: 
Simplify using exponent power rule: 
Convert both sides of the equation into terms with same base:
Simplify using exponent power rule:

Based on the given conditions, corresponding exponents are equal:

Rearrange unknown terms to the left side of the equation:

Combine like terms: 
Calculate the sum or difference: 
Thurs, x = -11
[RevyBreeze]
9514 1404 393
Answer:
arc AB = 12.4 cm
Step-by-step explanation:
The length of arc AB is 1/4 of the circumference of the circle, so is ...
AB = (1/4)(2πr)
= (π/2)r = (3.14/2)(7.9 cm) = 12.403 cm
Rounded to the nearest tenth, arc AB = 12.4 cm.