Match the solid figures in column A with the formula in finding the surface area in column B. A. B.

1. Rectangular prism a. SA = 4πr²
2. Square pyramid. b. SA = 2(l × h) + 2 (w × h) + 2
(l × w)
3.cylinder. c. SA = πr² + πrs
4. cone. d. SA = 2 (b × h) + s²
5. sphere e. SA = 2πr² + πrh

plsss pasagot po ty:)​

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d

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