question The ratio of the angles in a triangle is 2 3 4 What is the measure of the smallest angle

Math

The ratio of the angles in a triangle is 2:3:4. What is the measure of the smallest angle?

A. 30 degrees
B. 40 degrees
C. 50 degrees
D. 60 degrees

Divide the smallest ratio by the sum of the ratios and multiply by 180.

If �x is 8 more than twice �y, and �y is 5, what is the value of �x?

A. 13
B. 18
C. 21
D. 26

If �−4=9x−4=9, what is the value of �x?

A. 10
B. 11
C. 12
D. 13

Solve: 3�−7=143x−7=14

A. �=7x=7
B. �=8x=8
C. �=9x=9
D. �=10x=10

If 2�−1=152g−1=15, what is the value of �g?

A. 7
B. 8
C. 9
D. 10

Solve for �x: 47(14+�)=1074(14+x)=10

A. �=2x=2
B. �=4x=4
C. �=6x=6
D. �=8x=8

If the radius of a circle is 7 units, what is its circumference?

A. 14�14π units
B. 21�21π units
C. 28�28π units
D. 49�49π units

Solve: 23÷4532÷54

A. 5665
B. 815158
C. 10121210
D. 3223

What is the value of 92−7292−72?

A. 16
B. 32
C. 40
D. 50

The perimeter of a square is 24 units. What is the length of each side?

A. 4 units
B. 6 units
C. 8 units
D. 12 units

What is 20% of $80?

A. 10
B. 16
C. 18
D. 24