SOLUTION: In quadrilateral JKLM, J is 10* greater than K , L is 10* less than K , and the measure of M is 90 * . What is the measure of K ? Find the measure of angle K. Write an equat

Question 212130: In quadrilateral JKLM, J is 10* greater than K , L is 10* less than K , and the measure of M is 90 * .

What is the measure of K ? Find the measure of angle K. Write an equation and show each step to solve the equation.

Please Help,
Cheyenne

Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
J+K+L+M=360
(K+10)+K+(K-10)+90=360
3K+90=360
3K=360-90
3K=270
K=270/3
K=90 ANS.
J=90+10=100 ANS.
L=90-10=80 ANS.
PROOF:
100+90+80=90=360
360=360
RELATED QUESTIONS
In a quadrilateral JKLM, measure angle J=x,measure angle K=2x, measure angle L=2x+10,and... (answered by jim_thompson5910)

In triangle JKL,the measure of angle j is 30 degrees less than the measure of angle K and (answered by malakumar_kos@yahoo.com)

J(-5,2), K(-2,6), L(5,6) and M(2,2) are the coordinates. What is the area of the... (answered by ewatrrr)

Parallelogram JKLM has the following coordinates: J(-6, 3), K(-3, 7), L(6, 7), and M(3,... (answered by Boreal)

What is the perimeter of rectangle jKLM with vertices j(-1,3), k(2,3), l(2,-5),... (answered by Alan3354,ikleyn)

in a triangle JKL,m (answered by Alan3354)
in triangle JKL, if measure L is 13 more than measure K and measure J is 7 more than 6... (answered by josgarithmetic)
If m < K is nine more than m < J and m < L is 21 less than twice m < J , what is the... (answered by ikleyn)
Angle J and K are complementary angles.The measure of angle J is 18 less than the measure (answered by chen.aavaz)