Perimeter of a semi circle with diameter 30cm

What is the measurement of x in the equation. 8x+5x+2x-11+6=180

If cos A = 12/13, and ∠A is in the fourth quadrant, find the exact value of sin2A.

A cylindrical container holding sugar has a height of 13 inches and a diameter of 4 inches. Which of the following is the closest to the surface area of the sugar container? 653 square inches 52 square inches 188 square inches 163 square inches

What is 4 to the 6th power times 4 to the negative 8th power

919.49 to the nearest tenth

The annual rainfall in a certain area is normally distributed with mean 40 and standard deviation 4. what is the probability that starting with next year, it will take over 10 years before a year with annual rainfall over 50 occurs?

Hannah reads at a constant rate of 3 pages every 8 minutes. Write an equation that shows the relationship between p, the number of pages she reads, and m, the number of minutes she spends reading.

The (blank) is calculated by putting the data in order and selecting the middle value.

How many different breakfasts can you have at the local diner if you can select 3 different egg dishes (scrambled, fried, poached), 4 choices of meat (steak, ham, bacon, sausage), 5 breads (white, wheat, rye, muffin, bagel), 6 juices (tomato, grape,

Burnwood Tech plans to issue some $50 par preferred stock with a 8% dividend. A similar stock is selling on the market for $65. Burnwood must pay flotation costs of 6% of the issue price.