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
ziro4ka [17]
3 years ago
14

Solve for a side in right triangles help

Mathematics
2 answers:
Pani-rosa [81]3 years ago
7 0

Answer:

The length of AB is 7.45 units.

Step-by-step explanation:

You can find the length of AB using Cosine Rule, cosθ = adj./hypo. :

θ = 20°

adj. = 7 units

hypo. = AB

cos 20° = 7/AB

AB = 7/cos 20°

= 7.45 units (3s.f)

daser333 [38]3 years ago
3 0

Answer:

7.45

Step-by-step explanation:

You might be interested in
Solve for x.<br> -2(x-7)=16
solniwko [45]

Answer:

-1

Step-by-step explanation:

-2(x-7)=16

-2x +14=16 You distribute

      -14 -14

-2x = 2

-2     -2 you divide

and get -1 as your answer.

Hope my answer has helped you!

5 0
3 years ago
7. Find the slope of the following equation. Simplify your answer.
Nadusha1986 [10]

Answer:

d

Step-by-step explanation:

Rewrite in slope intercept form (move 5x to the right, divide both sides by 2, and reorder the terms)

3 0
3 years ago
At the green house of salad you get a $1 coupons for every 3 salads you buy.What is the least number of salad you could buy to g
IrinaK [193]

If one coupons costs you 3 salads, 10 salads costs you 10 × 3 = 30 salads.

To get $10 in coupons, the least amount of salads you would need to buy is 30.

5 0
4 years ago
A ramp 18 ft long rises to a platform. The bottom of the platform is 13 ft from the foot of the ramp. Find x, the angle of eleva
Varvara68 [4.7K]

Answer:

The answer to your question is: Ф = 43.95°

Step-by-step explanation:

Data

length = 18 ft

distance bottom to is 13 ft

x = angle = ?

Formula

cos Ф = opposite side / hypotenuse  

Process

cos Ф = 13 ft / 18 ft                   substitution

cos Ф = 0.72                            simplify

Ф = cos⁻¹ (0.72)

Ф = 43.95°                                result

8 0
4 years ago
9. The sum of 10 and 7 times a number is 59. What is the<br> number? (Use n as the variable.)
PSYCHO15rus [73]
10+7n=59
7n=59-10
7n=49
n=49/7
n=7
4 0
3 years ago
Read 2 more answers
Other questions:
  • I need help with order numbers.
    5·1 answer
  • A bag contains one blue two green three yellow and three red marbles as shown what is the probability of drawing a red marble ou
    6·1 answer
  • If sin (7y) = cos (5y + 14), find y.
    6·1 answer
  • If second, sixth and eighteenth term of an AP are the consecutive term of GP. Find the commom ratio
    14·1 answer
  • A circle has a circumference of 16 7 feet. What is the<br> radius of the circle, in feet?
    8·1 answer
  • Thor and Zeus strike with their hammers. The higher they raise their hammers before they strike, the louder the sound of the str
    8·1 answer
  • What is the largest number in the form x987yz that is divisible by 12?
    14·2 answers
  • For each of the following equations,give the centre and radius of the circle.
    12·1 answer
  • Which of the following values is a zero of
    5·2 answers
  • Divide $70 in these ratios 8:5:1
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!