Find the value of sin-1(tanpi/4)

the workers who do no drive has no reasonable reason to buy gasoline due to they don't have anything to use it for

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

b.

step-by-step explanation:

i just know

you are having disney spells!