How many reflectional symmetries does this figure have? __ reflectional symmetries

How many rotational symmetries does this figure have?

__ rotational symmetries

Solve the system of equations. y= 2x y= x^2 - 15

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.