math
posted by josh .
if the sides are 18 24 and 30 what kind of angle is it

note that it is just a scaledup 345 triangle
You can check for a right angle using
30^2 = 18^2 + 24^2
if c^2 = a^2+b^2 it is a right angle
if c^2 < a^2+b^2, it is acute, otherwise obtuse
Respond to this Question
Similar Questions

mathfast help please
Find the interior and exterior angle measurements of a polygon with this many sides: x=2y help? 
Math
suppose that you know that a given parallelogram has at least one right angle and at least two adjacent sides that sre congruent. Can you make a conclusion about what kind of parallelogram this is? 
Math
Triangle ABC and RST are similar triangles. A=2(x+15)^0,angle S= 3x^0 and angle C=x^0. What are the correct measures of angle B,R,and T? 
trigonometry
I asked this question Solve the following right triangles: a. a=117 ft, b=16.35 ft b. B=8 degrees 29',and a=32.8 ft Reiny was kind enough to post this reply. "solving" a triangle involves finding all missing sides and angles, so … 
geometry
the sides of a quadrilateral abcd are 6cm,8cm,11cm and 12cm respectively,and the angle between the first two sides is a right angle.find its area. 
math
Two sides of a triangle have lengths 8 m and 24 m. The angle between them is increasing at a rate of 0.05 rad/s. Find the rate at which the area of the triangle is changing when the angle between the sides of fixed length is 135°. … 
Math
The roof of a solar house is elevated by an angle of 50 at the front and by an angle of 40 at the back. a) what is the measure of the angle at the peak? 
geometry
solution of the questions The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order) respectively, and the angle between the first two sides is a right angle. Find its area. 
math
solution of the questions The sides of a quadrilateral ABCD are 6 cm, 8 cm, 12 cm and 14 cm (taken in order) respectively, and the angle between the first two sides is a right angle. Find its area. 
Math
Prove that if the sides of one angle are parallel to the sides of another angle, the angles are congruent. Given: BAED, BCEF, AND BEG Prove:angle ABC is congruent to angle DEF