Rosa and her friends are eating out for dinner. the bill was $45.80. they want to leave a 20% tip. how much should they leave for tip?

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.

17 in long 1.3 ft wide and 8in high what is the volume

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)