What's the surface area of a triangular pyramid

Next consecutive even number larger than 4

A) If the perimeter of a square is 80 m find its side and its area.

An object is launched straight up into the air with an initial velocity of 40 meters per second, from a height 30 m above the ground.

When 40 is added to the number of miles Karen ran last week, the result is the same as adding 10 to 4 times the number of miles she ran last week. How many miles did Karen run last week?

Approximate the value of 110 to the nearest hundreth

Joni put $200 in an interest-bearing account with an annual compound interest rate of 5%. Joni determined that after 3 years, she will have a total balance of $230. Her work is shown below. Step 1: P = 200, r = 5, t = 3 Step 2: I = 200 ∙ 0.

What is (13x + 9x) + (17k + 6k), simplified?

Which ordered pair represents the solution to the system of equations? {4x-2y=18-3x-4y=-8 (4, - 1) (5, 1) (-1, 4) (43, 1)

532.0419 what is the place values

Tobias has 12 coins in his pocket. Of these coins, 8 were made in the year 2000, and 4 were made in the year 2005. Tobias randomly selects one coin from his pocket and, without replacing it, selects another coin from his pocket.