jackfromsans jackfromsans

02-10-2021
Mathematics

contestada

in a triangle PQR, right angled at Q, PQ=20cm, QR=15cm. find the PR

Respuesta :

jfairead jfairead

02-10-2021

Answer:

25 cm

Step-by-step explanation:

Pythagorean theorem: A^2 + B^2 = C^2

15^2 + 20^2 = C^2

C = sqrt 625

C = 25

Answer Link

Otras preguntas

Which statement describes the role of the organism indicated by the blue arrow in the food web? Food web showing several different food chains. The blue arrow i

Find the LCM and the GCF of 48 and 72. Now find the product of 48 and 72 and the product of the GCF and LCM. Describe the relationship between the two products.

WILL GIVE BRAINLIEST Use your knowledge about parentheses and substitution to solve the following: q = 1; r = 2; s = 3; t = 4; x = 5; y = 6 7. 2(x+4) + 10 = 8.

"Menstruation is a natural process." Describe the statement

I don’t understand the question How do you work out 4x=20

If anyone can help with this, I would really appreciate it ♡♡

Children's prejudicial attitudes are best changed by: Group of answer choices a)Direct instruction b)Experiences with diverse ethnic groups c)Punishing prejudic

HELP need answer in 6 minutes

find the total surface area of this cylinder . Give your answer to 1 decimal place 7cm 15 cm

Which of the following are not allowed on public land? a. Grazing cattle b. Logging c. Mining d. None of the above.