How to find the surface area of a triangle without the height?

What is the value of x + 3y + z if x equals 3 y equals 3 + z equals - 4

Sarah too advertising department from her company on a round trip to meet with a potential client. Including Sarah a total of 8 people took the trip. She was able to purchase coach tickets for $210 and first class tickets for $1100.

Find the difference. (3 - 2x + 2x2) - (4x - 5 + 3x2)

An airline allows each passenger 42 kilogram of luggage. Carl has to lower the weight of his suitcase by 25% to stay within the limit. How much did the suitcase originally weigh

What is the result of dividing x^3-7 by x + 2? x^2-2x+4+1/x+2 x^2-2x+4-1/x+2 x^2-2x+4-15/x+2 x^2-2x+4+15/x+2

Add. 4/5 + 3-1/10 Enter the sum in the box as a mixed number in simplest form.

Directions: Use a proportion to solve each word prob necessary. 1. The ratio of adults to children in a movie theater is 7:2. If there are 26 children in the theater, how many adults are there?

Darius buys a sandwich for $5.25 and a drink for $2.99. How much money does Darius spend altogether?

The formula for the surface area of a cylinder is SA = 2 pi r (h + r). What is the surface area of a cylinder when r = 3 centimetres and h = 4 centemeters?

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