What is the area of the sector shown in the diagram below? 8 cm
40°
A. 22.3 cm2
B. 5.6 cm2
C. 89.4 cm2
D. 25.1 cm2

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Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?