Help me pls ASAP (free brainliest)(no links)

total amount to be paid = $19.5

step-by-step explanation:

given ,

original price = $25.99

discount = 25%

discount amount = 25% of original price

discount amount = 25/100   * 25.99

discount amount = $6.49

hence , the total amount to be paid = original price - discount amount

                                                            = $25.99 - $6.49

                                                            =$19.5

total amount to be paid = $19.5

i think it is 18

step-by-step explanation:

triangle eg 7.5 × cos "a" or 7.5 × sin "b" or 6 tan"a"