mckennahitt17 mckennahitt17

10-12-2017
Mathematics

contestada

MAB = 120 and AC is the diameter of this circle. What is the degree measure of BDC

MAB 120 and AC is the diameter of this circle What is the degree measure of BDC class=

Respuesta :

tynollette tynollette

10-12-2017

mAB is 120, so m∠ADB is half of mAB=60
AC is the diameter, which means arc ABC is 180, and m∠ADC=90
m∠BDC=m∠ADC-m∠ADB=90-60=30
so the angle BDC is 30 degree

Answer Link

Otras preguntas

A business sells kicking tees by mail for 3 each the shipping charge is 5 the function p=n+5 shows how the number of tees n related to the price p you will pay

A small square garden has an area of 25 square yards. How long is each side of the garden?

The color black in the United States indicates mourning, but in Japan white is the color of mourning. Green is an acceptable color in Muslim countries; all flag

1. State the domain and range of the relation shown in the table. Then determine if it is a function. If it is a function, determine if it is one-to-one, onto,

Match the sentence with the correct verb. PLEASE HELP! Miguelina y Guillermo sienten que sus familias ________ muy lejos. Sus familias no dudan que ellos _____

Is this a complete sentence, and if not then how could I fix it: “A school that offers a good education and a plethora of electives, clubs, and activities.”

Please help me ??? What is it???

What is the relationship between these events? Eating to much candy and getting a stomach ache

please HELP!!! Pressed on the picture please!

what borders Asia on the west