Examine the diagram, where BD is tangent to circle M at point D, and BA is secant to the same circle at points E and A.

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle