2934715 2934715

03-05-2021
Mathematics

contestada

plz help its due today and i don't understand its asking for the measurement of angle DEF

plz help its due today and i dont understand its asking for the measurement of angle DEF class=

Respuesta :

warriorprincess19 warriorprincess19

30-06-2021

Step-by-step explanation:

4x+3x-5+2x+5=180 (to find x)

9x=180

x=20

Therefore DEF=AEC(vertically opposite angles are equal)

AEC=DEC

=4x +3x-5

=4(20)+3(20)-5

=135°

Answer Link

Otras preguntas

Aisha appears to be overconfident, which makes her unapproachable to her employees. Which negative quality is she displaying?

What type of sensory receptor allows detection of light and vision?

Please help out my peeps

1. Find the magnitude and direction angle for the vector v = 5cos144°i + 5sin144°j. a. 5√2, 36° b. 5, 144° c. 10, 73° d. 25, 36° 2. Find the angle between vecto

Adding an organism to a food chain does not affect the other members of the food chain, but removing an organism does. Please select the best answer from the ch

Freda's employer has a compensation package that includes vacation pay, retirement, and life insurance and allows employees to choose which compensation they pr

Hirohito's son, Akihito, succeeded him as emperor, beginning what was officially known as the era of Heisei, which means _______.

Assign each example to the universal muscle characteristic being described.

What can lead to scientists to change an evolutionary tree?

HELP!! Nuclear fusion A) produces more radioactive waste than nuclear fission B) creates 'daughter' nuclei C) involve