sinncere520 sinncere520

24-05-2018
Mathematics

contestada

Given: m∠P = 51° and PR = 17 cm. What is QR?
Question 5 options:

21 cm

4 cm

10.7 cm

13.2 cm

Given mP 51 and PR 17 cm What is QR Question 5 options 21 cm 4 cm 107 cm 132 cm class=

Respuesta :

calculista calculista

02-06-2018

we know that
in the right triangle PQR
sin 51°= opposite side angle 51°/hypotenuse

opposite side angle 51°=QR
hypotenuse=17 cm
so
sin 51°=QR/17------> QR=17*sin 51°-----> QR=13.21 cm-----> QR=13.2 cm

the answer is
QR=13.2 cm

Answer Link

Otras preguntas

in what part of the digestive system is the ph of food neutralized?

Select the correct answer. Which statement about Earth's layers is true? A. They all consist of liquid rock. B. They each vary in size and temperature. C. They

Write two examples of an “I message.”

PLEASE HELP ITS MATH THANK YOUUUU

The range of which function is (2,00)? Oy= 2X y = 2(5) O y = 5x +2 Oy= 5x + 2

briefly introduce the human based on language and religion

Smart people, I need your help. If you have an A in history, please tell me how you study for the tests, I have one tomorrow and I need to get an A, my grade is

May I please receive help?

Order these numbers in Descending order

What was California’s GDP in 2010 in millions? $5,840.7 $5,810.2 $5,814.4 $5,339.8 $4,050.9