bydsrevenge1433 bydsrevenge1433
  • 12-06-2021
  • Mathematics
contestada

In △ P Q R , △PQR, ∠ Q ≅ ∠ P , ∠Q≅∠P, R P = 15 RP=15 and P Q = 7 PQ=7. Find the length of Q R . QR.

Respuesta :

adefunkeadewole adefunkeadewole
  • 13-06-2021

Answer:

QR = 13.3

Step-by-step explanation:

We solve using Pythagoras Theorem

c² = a² + b²

RP² = PQ² + QR²

QR² = RP² - PQ²

QR = √RP² - PQ²

RP=15

PQ=7

QR = √15² - 7²

QR = √(176)

QR = 13.266499161

Approximately = 13.3

Therefore, the length of QR = 13.3

Answer Link

Otras preguntas

PLS HELP WILL MARK BRAINLIEST!
why might an improvement team consider collecting balancing measures?
50 km/h [N 65° W] - 30 km/h [S 35° W] Use sine and cosine laws to calculate
What are some ways the King henry's portrait was used?
who scored the first goal for the vegas golden knights?
which statement describes one event that happens at deep-ocean trenches?
The following data were accumulated for use in reconciling the bank account of Creative Design Co. for August 20Y6: Cash balance according to the company’s reco
How did Abraham Lincoln's background influence his view on slavery?
làm rõ vai tròn chủ nghĩa mac lê nin trong thực tiễn như thế nào
55 less than 1/3 of the number is 31