Here is a solid square based pyramid. The base of the pyramid is square of side 12cm.
The height of the pyramid is 8cm.
X is the midpoint of QR and XT=10cm.
Work out the total surface area of the pyramid

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.