Mathematics, 27.01.2021 16:50 hjlhdjfhjh
The angles shown above are acute and sin (a) = cos(b°). If a = 4k – 22 and b = 6k - 13, what is the value of k ?
A) 4.5
B) 5.5
C) 12.5
D) 21.5
Answers: 2
Mathematics, 21.06.2019 15:00
Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²
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Mathematics, 21.06.2019 18:00
Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning
Answers: 1
Mathematics, 22.06.2019 01:00
Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?
Answers: 1
The angles shown above are acute and sin (a) = cos(b°). If a = 4k – 22 and b = 6k - 13, what is the...
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