The dimensions of triangle A are four times the dimensions of triangle B. The area of triangle B is 21 cm2.

What is the area of triangle A?

What is 4m-3n=8 solve for m

Roxanne bicycles 12 kilometers west to get from her house to school. After school she bicycles 5 kilometers north to her friend ellen's house. How far is Roxanne's house from Helen's house measured in a straight line?

Evaluate the expression 8 (36*8-204) : 6

In the equation y = - 2x = 6, what is the slope? y-intercept?

Difference between 1 and 1/4 and 3/8

Using the expression below, choose the correct answers for the new balance and amount of interest earned in the following compound interest problem. P (1 + r) n $1,100 at 8%, for 15 years, compounded annually. Total Amount = $ Interest Amount = $

Which expressions represent the area of the entire shaded region, including the light and dark shading? Select three options. 12a cm2 2b cm2 (6a - b) cm2 (12a + 2b) cm2 (6a + b) cm2

Workkeys aplied math testing?

The circular base of the cone has a radius of 5 cm. The height of the cone is 12 cm and the slant height is 13 cm. What is approximate surface area of the cone? Use 3.14 as pi and round to the nearest whole number!

A group of seven students were asked how much tv do you watch a day Here are their response 12, 5, 5, 4, 10, 15, 16 Find the mean number of hours for these students. If necessary, round your answer to the nearest tenth.