jojolarrymiyahjordan jojolarrymiyahjordan

12-06-2014
Mathematics

contestada

a 22 foot ladder is placed against a vertical wall of a building with the bottom of the ladder standing on level ground 16 feet from the base of the building. how high up the wall does the ladder reach

Respuesta :

AaronKazi AaronKazi

12-06-2014

You need to work this out using pythagoras' theorem.

Csquared=Asquared+Bsquared

But you are finding out A, not C, so you must rearrange the equation.

Asquared=Csquared-Bsquared
Asquared= 484-256
Asquared=228
A=Square root of 228
A=15 :)

Answer Link

jionnaragone jionnaragone

12-06-2014

the correct answer to your questin is 38

Answer Link

Otras preguntas

Research shows that mount Everest grows an average of 4 mm each year how many years will it take for 720 millimeters A 40 B 100 C 180 D 720

solve for x: x-1/2=4

Is the number 0.135135135... rational or irrational?

Will give brainliest! Describe two physical and two chemical changes involved in cooking

According to the electromagnetic spectrum, which wavelength is associated with the lowest energy level? a.) visible b.) ultraviolet c.) gamma d.) radio

a toy company spends $20 for every doll it makes. Promotion of the dolls costs $400 and the company sells each doll for $30. How many dolls must the company sel

Marissa bought 12.8 pounds of potatoes at $1.35 a pound. How much did Marissa spend on the potatoes?

Solve for the following equation step by step and justify your steps when using an exponential property.

The 31 major nerves that branch out from the spinal cord connecting it to the rest of the body are

Columbus returned to Spain what gifts did he present the king and queen