SofiaBixoxo SofiaBixoxo

16-01-2022
Mathematics

contestada

AB = 6cm , AC = 12cm
Calculate the length of CD
Give your answer to 3 significant figures

AB 6cm AC 12cm Calculate the length of CD Give your answer to 3 significant figures class=

Respuesta :

unicornetfairies unicornetfairies

16-01-2022

Answer:

144-36=108

Square root 108 = 10.4cm (cb)

Soh Cah toa

Sin(55) =o/h

=10.4/h

xh

H x sin55 =10.4

÷sin55

H= 10.4/sin55

H=12.7cm

CD is 12.7cm to 3 s.f.

Answer Link

Otras preguntas

what are the psychological and structural rules of proteins?

A car with a mass of 1,324 kilograms, traveling at a speed of 20 meters/second, crashes into a wall and stops. What is the kinetic energy after this perfectly i

If two balls have the same volume, but ball A has twice as much mass as ball B, which one will have the greater density?

What’s the answer for this?

The dominant type of extracellular protein fiber in dense connective tissue is.

The cost of printing books C varies partly as the amount A charged by the printer and partly varies inversely as the number n of books printed. When 1000 books

Select all the correct answers. The diagram shows the construction of two tangent lines to a circle from a point outside the circle. A circle with a center O. T

Kmele had paid his credit card on time for three years, but last month he missed the due date. He then noticed that the amount owed increased by $35. This most

Use the graph of f(x) to find the indicated function values.

What does a negative AH₁ for a molecule mean?