evilsonic131 evilsonic131
  • 01-02-2017
  • Mathematics
contestada

What is the measure of angle A in the triangle?

What is the measure of angle A in the triangle class=

Respuesta :

hap092002
hap092002 hap092002
  • 01-02-2017
The measure of angle A is 50 degrees.
2x-10+x+30+70=180
3x+90=180
    -90   -90
3x=90
x=30

2(30)-10
60-10
50
Answer Link

Otras preguntas

how many rows will each theatre need to have
Help me pls I do not find the answer
Simplify open parentheses x to the 2 fifths power close parentheses to the 5 sixths power. A) x to the 37 over 30 power B) x to the 13 over 30 power C) x to the
What was the goal of "victory gardens"? A. To encourage eating in restaurants B. To reduce the labor needed on farms C. To train citizens for farming jobs D. T
Aliaa is skating down a ramp. The wheels on her skateboard have diameters of 60 \text{ mm}60 mm. What is the distance Aliaa travels when her skateboard wheels m
Nicholas challenges Rajiv with these instructions for finding his house after basketball practice. Get on the subway at 14th Street. The subway stops at 23rd,
The number of nails of a given length is norm ally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. Find the number of nails in a
Find X. Round to the nearest tenth.
Solve for x. 4x-4<8 AND 9x+5>23
After Saddam Hussein’s forces were defeated in Iraq and driven from Kuwait, US and Allied leaders had a decision to make. Saddam Hussein was a brutal dictator w