How do I find surface area of a triangular pyramid

Laura and Andy are trying out for a part in a school play. There is a total of 10 students trying out for the same part. If the students are chosen at random to audition, what is the probability that laura will go first and Andy second?

the base of a parallelogram is 9 1/2 cm and its height is 11 1/2cm. what is the area of the parallelogram.

Dr Adams is a botanist. she measures the daily height of a particular of sunflower is 60 days old. at 60 days, the height of the sunflower is 205 centimeters.

What is 5 * 2/3 as a fraction?

If george earns q salary of $18,500 qnd 28% of it is deducted in taxes, how much take hime pay remains

What expression can be use to write the distributed property of 3x+15=?

The values in the table represent the graph of a continuous function. Which interval must contain an x-intercept? X Y -3.1 - 1.85 -2.7 - 0.84 -2.3 - 0.09 -1.9 0.44 -1.5 0.79 -1.1 1.00 -0.7 1.10 -0.3 1.13 0.1 1.13 A. - 3.1 < x < - 2.7 B. - 2.

18, 24, 26, 30 Mean: Median: Range:

How do you find the slope and the y-intercept if the y = 1

Maggie found the area of the irregular figure by dividing it into a triangle and a rectangle. Her work is shown below.