laylay120
15.06.2021 •
Mathematics
Triangle DBC is equilateral,
AB = AC. Work out the size of angle x.
Pls asap
Solved
Show answers
More tips
- S Style and Beauty How to knit a hooded cowl?...
- H Horoscopes, Magic, Divination How to Cast a Love Spell on a Guy? Guide for Guys...
- S Style and Beauty Tricks and Tips: How to Get Rid of Freckles...
- H Health and Medicine How to perform artificial respiration?...
- C Computers and Internet How to Get Rid of Windows Genuine Check?...
- F Food and Cooking The Disease That Haunted Abraham Lincoln...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- S Style and Beauty How are artificial nails removed?...
- F Family and Home How to Sew Curtain Tapes: Best Tips from Professionals...
- F Family and Home How to Properly Use a Water Level?...
Answers on questions: Mathematics
- M Mathematics please help I have posted this question to many times I NEED help pleaseee- In a scatter plot that shows a positive association, describe how y-values change as x-values increases....
- M Mathematics The square below has a side length of 5 cm. What is the length of the missing side? Round your answer to the nearest whole number. A. 4 cm B. 5 cm C. 6 cm D. 7 cm...
- M Mathematics Ryan rented a truck for one day. There was a base fee of $19.99, and there was an additional charge of 83 cents for each mile driven. Ryan had to pay $150.30 when he returned the truck....
- B Biology If one biotic factor changed drastically, what effect would that have on the ecosystem?...
- B Biology An element has an atomic number of 51 and 71 neutrons. Give the name of the element, the number of protons, the number of electrons and the mass number...
- B Biology Can the motor cortex in the brain of a 70 year old still grow...
Ответ:
x = 21º
Step-by-step explanation:
∆ ABC is isosceles therefor
Angles B and C are congruent
(180 - 18)/2 = 162/2 = 81º
∆ BCD is equilateral therefor all angles are 60º
x = = 81 - 60
x = 21º
Ответ: