How do you do area of triangles

Describe the error in the work shown below. Find an expression equivalent to 18 + 30. Factors of 18: 1, 2, 3, 6, 9, 18Factors of 30:1,2,3,5,6, 10, 15, 3018 + 30 = 6 (3 + 10)

Steve is 5 years older than his brother joe. in 4 years steve will be twice as old as joe will be then. how old is steve now?

Find perimeter of a rectangle that is 21 ft by 3 ft

Is 1/4 greater than or less rhan or equal to 2/5

Identify the perimeter of a rectangle in which h=9ft and A = 225xft2

Name the Property of Congruence that justifies the statement If XY = WX then WX = XY?

Which expression is equivalent to (4f^2/3) / (1/4f) A. 16f^3/3 B. f/3 C. 3/16f^3 D. 3/f

Miriam's house has a market value of $125,000. The tax accessor evaluated her property tax rate to be 42%. What is the assessed value of Miriam's house? Use the formula: Assessed Value = Market Value x Rate.

A set of data with 100 observations has a mean of 267. There are six outliners in the data set, which have a mean of 688 if the six outliners are removed, what is the mean of the new data set?

The minimum temperature for a particular day was 4 Fahrenheit below 0 the maximum was 16 Fahrenheit higher what was the maximum temperature