poojarayanki poojarayanki

05-04-2018
Mathematics

contestada

Given: ABCD is a trapezoid, AB = CD, BK ⊥ AD, AK = 10, KD = 20
Find: BC AD

Respuesta :

Professor1994 Professor1994

14-04-2018

AK=10; KD=20
AD=AK+KD
AD=10+20
AD=30

Like AB=CD this trapezoid is symmetric, then if we draw CL ⊥ AD:
LD=AK→LD=10
BC=KL=KD-LD=20-10→BC=10

Answers:
BC=10
AD=30

Ver imagen Professor1994

Answer Link

Otras preguntas

A number cube was rolled as part of an experiment. The results are displayed in the table below. Number 1 2 3 4 5 6 Frequency 4 6 5 7 3 5 What is the best expla

p is inversely proportional to m.p = 36 when m = 8Calculate the value of p when m = 16

Hi guys can you answer my math questions

O Mary bought 2 gallons of orange juice for a class celebration. 1 serving of juice is 1 cup. She has 24 classmates. Will there be enough juice for everyone to

what does the word maternal mean in the paragrapph

Identify the shape (Be specific)

What was going on in the last 250 years that is thought to have a significant impact on the carbon dioxide levels in the atmosphere A. Industrial revolution B

What the simplest way to divide 3/(-74)

What is the answer to this?

The coordinates (12.6) (12:10) (18.6) and (18.10) will be the comers of the floor for the sound equipment section of his studio Which of the following values wi