Johan
posted by Sia .
Given angle 1 = (x + 7)degree, angle 2 = *(2x 3)degree, angle ABC = (x 2nd power) degree, angle D = (5x  4)degree. Show that angle ABC congruent to angle D
I can't seem to solve this?

Indicate your subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Respond to this Question
Similar Questions

Geometry  Angle Construction
I need to construct a 75 degree angle. I was thinking I could get a 45 degree angle by drawing a right angle and bisecting it, but I'm not really sure on how to get a 30 degree angle. Am I going about this wrong? 
math
Find an angle between 0 degree and 360 degree that is coterminal with given angle. a. 361 degree b. 100 degree c. 1270 degree 
Math
construction of a trapezium ABCD in which AB=8cm, CD=5cm, angle DAC=70 degree, angle ABC=50 Degree and AB is Parallel to CD 
math
in triangle abc angle b is 5x angle a and c is 16 degree less than 4 times angle a the size of angle a b c in decimal is 
trigo
In a right tringle ,angle ABC has a value of 37 degree while its opposite side is equal to 5,where angle c=90 degree Find A.)Remaining sides of the triangle B.)Angle ABC using any trigonometry Functions 
MATHS
In triangle ABC, BC is produced to D. If angle ACD = 110 degree and angle ABC = 70 degree. Find angle BAC. Give reason. 
math
I put the wrong angle measure on my earlier question. It should have been... How many different triangles, if any, can be drawn with on 20 degree angle, one 45 degree angle, and one 115 degree angle. Thanks.... 
math
In triangle ABC, angle B = 3, angle A and angle C = 8 angle A. How many degrees are there in angle B ? 
Math
In triangle ABC, the degree measure of angle A is 20 degree greater than the degree measure of angle B. Angle C is a right angle. What is the measure of angle B? 
math
triangle abc angle A+B=166 degree and angle b+c=126 degree find the measure of each angle of the triangle