1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Yuliya22 [10]
3 years ago
15

Use the relationship between the sine and cosine functions To fill in each blank

Mathematics
1 answer:
Vesnalui [34]3 years ago
8 0

Answer:

sin 70° = cos (90° - 70°)

Step-by-step explanation:

You need to use the trigonometric ratios which states that:

sin α = cos (90° - α)

sin 70° = cos (90° - 70°)

sin 70° = cos 20°

You might be interested in
A survey asked students whether they would like a drama club, a step team, both clubs, or neither club. The results are below:
Dmitry [639]

Hi, you've asked an incomplete question. Here are the remaining questions:

a) Describe what each region in the Venn diagram represents.

Region I: In drama club, not in step team.

Region II: In both clubs.

Region III: In step team not in drama.

Region IV: Not in either club.

b) How many students were in only one of the two clubs?

c) How many students were in the drama club or in the step team?

d) How many students were surveyed?

Attached is the Venn diagram depicting the regions.

Explanation:

b) By adding the number of students that like drama club and those that like step club we can derive the answer:  34 + 27 = 61.

c) By adding 34 + 27 + those that like both (14) = 75.

d) The total number of students surveyed is gotten by summing any number in attached the diagram: 34 + 27 + 14 + 13 = 88.

7 0
3 years ago
Fh
scZoUnD [109]

Answer:

ok so just get the v12{{9-))0} and =14

Step-by-step explanation:

4 0
2 years ago
What percent of 55 is 44?
shepuryov [24]
125% maybe i don’t know for sure
3 0
2 years ago
Help me out, please....
alex41 [277]

Answer:

5 radical 3

Step-by-step explanation:

b = √c2 - a2

= √102 - 52

= √75

= 8.66025 = 5√3

8 0
3 years ago
Read 2 more answers
An initial investment of $60.00 increases in value by 15% each year. Which of the following statements are true? Select all that
aivan3 [116]
The situations can be represented by the exponential function f(x)=60x1.15^x
After 7.86 years the value of the investment will be three times the initial value (If you round to the nearest dollar)
After 8 years the value of the investment will be $184.00 (If you round to the nearest dollar)
3 0
3 years ago
Read 2 more answers
Other questions:
  • lynn, jude and anne were given the function f(x)=-2x^2+32, and they were asked to find f(3). lynns answer was 14, judes answer w
    5·1 answer
  • Eric is saving $60 every week to buy a new laptop that costs $480. He has already saved $180.
    5·2 answers
  • Find the area of the trapezoid with a base of 19 inches, height 12.6 inches and base 29.2 inches
    6·2 answers
  • The ages of four sisters are consecutive even integers. Two times the age of the youngest sister exceeds the oldest sister's age
    7·1 answer
  • 4р + Зp - 27 +р*<br> help
    9·1 answer
  • Simplify xz^3*4x^4z^5
    12·1 answer
  • Y+1=3(x-4)y+1=3(x−4) find the slope
    10·1 answer
  • A bag contains 12 blue marbles 5 red marbles and 3
    14·1 answer
  • 8*8/2*2+2 plzzzzzzz helppppppp
    15·2 answers
  • Help me find the answer to this area of a kite problem
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!