SOLUTION: What is the area of a triangle if 2 sides are 10cm and one angle is 30 degrees ?
A)12.5 B)43.3 C)20.9 D)25.0
Algebra.Com
Question 964003: What is the area of a triangle if 2 sides are 10cm and one angle is 30 degrees ?
A)12.5 B)43.3 C)20.9 D)25.0
Answer by amarjeeth123(570) (Show Source): You can put this solution on YOUR website!
Area of the triangle=1/2absinC=1/2*10*10*sin30=1/2*10*10*1/2=25
Answer=(D)25.0
RELATED QUESTIONS
If the sides of a right triangle are a=5 and b=8, the angle B is?
a.) 59 degrees, 2',... (answered by Fombitz)
1. Two angles of a triangle measure 15° and 85 °. What is the measure
for the third... (answered by Fombitz)
What is the area of the triangle that has 2 sides of 10cm and and angle of 30 degrees ?
(answered by Fombitz)
Question 33
Marks: 2
What is a valid reason for stating that angle 1 is congruent to... (answered by lynnlo)
if the sides of a triangle are a=5 and b=8, the angle b is?
a.59d 2' 10" c.... (answered by Alan3354)
I need major help on how to answer these questions and what they are. Here is the info...
(answered by Fombitz)
If AB || CD:
6. What is the measure of angle 3 in degrees if angle 1 = 125 degrees?
(answered by Alan3354)
In a triangle, the measures of the angles are (x-25)degrees, (3x-15) degrees
and (2/5 (answered by edjones)
A triangle ABC has its right angle at C and the vertices A(3, 8) and B(9, 5) . If no... (answered by ikleyn,math_helper)