isabelreneexxx10 isabelreneexxx10
  • 02-02-2020
  • Mathematics
contestada

A pentagon is made from a square and an isosceles triangle.
Not drawn
accurately
125
12 cm
12 cm
- 12cm
Work out the perimeter of the pentagon.

Respuesta :

andreiaxy00797 andreiaxy00797
  • 01-07-2022

Answer:

55

Step-by-step explanation:

120- 90 = 35˚

35 × 2 = 70

180 - 70 = 110

x/sin35˚= 13/sin110˚ = 7.935cm = 8cm - sin theorem

Perimeter = 8 + 8 + 13 + 13 + 13 = 55cm

Answer Link

Otras preguntas

What is the estimate for 200,629+28,542
3ax-n/5=-4 solve for x
Help me solve this:5 hundreds x 10 = ________ hundreds= ______
which digit has the same value in both numbers? What is the value of that digit? 123,456,789 987,654,321
A certain type of carpeting is 30 inches wide. How many yards of this carpet will be needed to cover a floor that measures 20 feet by 24 feet?
What is the answer to 7- 5/3c=22
What is the value of the digits 4 in the number 84,230
How do you solve this problem 9a+10(6a-1)
a farm had 35 cows if the ratio of cows to horses was 7:3 what is the combined amount of cows and horses?
30% of a number is one-thirtieth of x, find the initial expression as a fraction of x