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
Troyanec [42]
1 year ago
12

A,B, C and D are the four corners of a rectangular plot marked out on level ground. Given that the bearing of B from A is 40 and

the bearing of C from A is 90, Find the bearing B frOm C
Mathematics
1 answer:
Elden [556K]1 year ago
7 0

Answer:

given - a rectangle ABCD

AB = 40

AC. = 90

BC = ?

in triangle ABC

using Pythagoras theorem

(AB) ² + (BC) ² = (AC) ²

(40)² + (BC) ² = (90)²

(BC) ² = (90)²- (40)²

(BC) ² = 8100 - 1600

(BC) ² = 6500

BC =

20 \sqrt{10}

You might be interested in
How to do this problem 2 + 1/8 - 1 1/3
Svetllana [295]
17/8 -11/3
51/24-88/24
-37/24 simplified is -1 13/24
6 0
2 years ago
Simplify following expression
Volgvan
The answer is D. when an exponent on the outside you multiply the exponents
7 0
3 years ago
Read 2 more answers
Two digits are selected with replacement from the digits 1, 2, 3, and 4.
Helen [10]
6 and 8 I believe is the answer
6 0
2 years ago
What is the solution?
AfilCa [17]

Answer:

A

Step-by-step explanation:

4 0
2 years ago
How many tires are there if you have 10 bicycles?
mash [69]
20 bicycles. two tires per one bike. 2*10=20
3 0
3 years ago
Read 2 more answers
Other questions:
  • How long does it take an SR-71 Blackbird to make a surveillance run of 10,026 miles if it travels at an average of 2,228 mph
    15·1 answer
  • The box plot was created by using which pieces of data? A) an upper quartile of 56 and a median of 50 B) a lower quartile of 56
    10·1 answer
  • PLease help, i'm struggling and can't find the answer anywhere
    15·1 answer
  • WILL MARK BRAINLIEST
    8·1 answer
  • There are many examples of how teNathaniel stops at the grocery store on his way home. He buys 4 loaves of bread and a cheesecak
    13·1 answer
  • Clara got 78% of the problems on the test correct,Zahra got 4/5 of the problems correct and Melissa got 0.778 of the problems co
    15·1 answer
  • What is the measure of the reference angle for a 112° angle?
    8·1 answer
  • Let f(x)=−2x2+3x−6 and g(x)=5−4x−8x2. Which equation shows h( x), where h(x)=f(x)+g(x)?
    15·1 answer
  • Find the missing side
    7·2 answers
  • the perimeter of a rectangle is 70 cm . if the ratio of the width to the length is 2:5 what is the width ?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!