2425 BOTM Qualifiers

The perimeter of a circle is equal to 2πr or to πd, with d standing for this.

In coordinate geometry, m represents this measure of a line's inclination.

It's the product of 3^2 and 4^2

3 out of every 5 members of a club voted yes; if 75 voted, this many were not in favor.

Carl Friedrich Gauss solved a math puzzle by constructing a regular-sided heptadecagon, a figure with this many sides

Giving a clue to their age, galaxies come in three basic shapes--elliptical, irregular & the one like M74 in Pisces.

Newton's second law, F = ma, says that net force acting on a body is equal to its mass times its this, abbreviated "a."

No. 12 on the periodic table, it's the third-most plentiful structural metal in the world after aluminum & iron

• magnesium

• copper

• zinc

• nickel

What is the term for the lunar phase where the Moon's apparent shape is getting thick?

The largest single living animal cell on Earth is the yolk of this animal's egg.

• Ostrich

• Blue whale

• Giraffe

• Elephant