The radius of a circular rug is 30 inches. what is the approximate circumference, in inches, of this rug?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°