Aspinner has four equal sectors that are red, blue, yellow, and green. ethan spins the spinner twice. what is the probability that it lands on the same color for both spins? write your answer as a decimal.

Which math sentence can be used to determine if the triangle is a right triangle?

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.