A stereo in the shape of a triangular pyramid has a height of 7 inches. The area of the
base is 12 square inches. In cubic inches,
what is the volume of the speaker?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor