The radius of a merry-go-round is x metres. Which expression gives the distance travelled in one revolution?, πx² metres, 2x metres, 2πx metres, How many terms does a monomial have?, 1, 3, 2, Which pair consists of like terms?, 3y³ and 4y³, x³ and −2x², 3u⁴ and 4u³, What is x² + 3x²?, 4x², 3x², 4x⁴, What is the degree of 3x²?, 2, 6, 3, What is the degree of 2y³?, 2, 5, 3, How do we combine like terms?, Add or subtract coefficients and keep the variable part, Change the variables to different letters, Add the exponents and keep the coefficients, A square has side length x cm. What is its area?, 2x cm², x² cm², 4x cm², A circle inside a square has diameter x cm. What is its radius?, 2x cm, x cm, x/2 cm, A circle has radius x/2 cm. What is its area?, πx² cm², πx²/4 cm², πx²/2 cm²

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