Where did the symbol used for pi originate?

What is the volume of the square pyramid with base edges 4 m and height 3 m

From net earnings of $740 per month, Lisa Jones must spend $200 for her portion of the rent on an apartment she shares with two friends. What percent of her net income is her rent payment? a. 32% b. 38% c. 27% d. 73%

A businessman bought a fairly used radio set for 950 dollars and spent 250 dollars for repairing it before selling it for 1500 dollars. what is the percentage profit?

What is the inverse function of f (x) = 7x-2

If, triangle MNO congruent triangle PQR which of the following can you NOT conclude as being true? A. ray MN congruent ray PR B. angle M congruent angle P C. ray NO congruent ray QR D. angle N congruent angle Q,

Calculate the average rate of change for the given graph from x = 3 to x = 5 and select the correct answer below.

A housing society consisting of 5500 people needs 100L of water per person per day. the cylindrical supply tank is 7m high and has a diameter of 10m. for how many days will the water in the tank last for the society?

A cookie factory uses 1/4 of a barrel of oatmeal in each batch of cookies. The factory used 1/2 of a barrel of oatmeal yesterday. How many batches of cookies did the factory make yesterday?

Using equivalent ratios, which statements are true about the cost per magnet? Check all that apply. The cost of 2 magnets is $1. The cost of 9 magnets is $3. The cost of 10 magnets is $3. The cost of 4 magnets is S2 The cost of 6 magnets is $2.

Solve the following inequality 38 < 4x+3+7 - 3x