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ELEN [110]
3 years ago
12

Cos72cos130+sin72sin130

Mathematics
1 answer:
Setler [38]3 years ago
3 0

Answer:

.5299192646

Step-by-step explanation:

Just plug it in a calculator

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Which relationship between x and y in the equation shows a proportional relationship?
Marat540 [252]

Answer:

A

Step-by-step explanation:

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3 years ago
Read 2 more answers
I want solution 1 and 2 with the steps to know the final answer
Delicious77 [7]
Question 1:

Slope = 1/5

y = mx + c 
y = 1/5 x + c
at point (5, -1)
-1 = 1/5 (5) + c
- 1= 1 + c
c = - 2

y = 1/5x - 2
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Question 2:
slope = (9-5)/(3-1)
Slope = 2

y = mx + c
y = 2x + c

at point (1, 5)
5 = 2(1) + c
c = 5 - 2
c = 3

y = 2x + 3


4 0
3 years ago
Colin uses 2 3 23 cup of vegetable oil in each cake that he makes for his father's bakery. If Colin made 8 cakes, how much oil d
mel-nik [20]
If the question is 2/3 cups of oil .
then the answer will be 5 1/3 cups
so ti think your answer will be A
5 0
3 years ago
Using powers of 10, which would be the best choice for the first number to subtract in the division problem 956 ÷ 87?
dlinn [17]

Answer:

870 as it is the only number in the list which closest and lesser then 956.

(if you divide, then you get 10 as quotient and 86 as remainder)

we can also take 87 but the question mentions with multiples of 10.

Step-by-step explanation:

6 0
2 years ago
What is the prime factorization of 140? A 2^2×3×7 B. 2^3×7 C. 4×5×7 D. 2^2×5×7​
Andreyy89

Answer:

Step-by-step explanation:

7 0
2 years ago
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