3 years ago

The angles of a triangle are 80º, 2x + 2º, and 5xº. What is the value of x?

1 answer:

7 0

Since the sum of the angles of a triangle = 180°

Then <span>80º + (2x + 2)º + 5xº = 180</span>°
82° + (7x)° = 180°
(7x)° = 180° - 82°
x = 98° ÷ 7
∴ x = 14

You might be interested in

Twenty-five less two times a number, x, is fifteen.

Karo-lina-s [1.5K]

Answer:

x=20

Step-by-step explanation:

2x-25=15

2x=40

x=20

8 0

2 years ago

Please find the least common denominator for4/5 2/3

Ghella [55]

Answer:

A denominator of 15

Step-by-step explanation:

3 and 5 both go into 15, 4/5 = 12/15 and 2/3=10/15

4 0

3 years ago

Read 2 more answers

The winner of a raffle will receive three/fourths of the money raised from a raffle ticket sales the raffle raised $530.40 how m

Roman55 [17]

It is 397.8 bc if u make 530.4 a fraction = 530.4/1 then u just multiply it by 3/4 u will get 1591.2/4 then u simply reduce it by dividing ( top in , bottom out ) and u get 397.8

7 0

3 years ago

A sailboat set a course of N 23° E from a small port along a shoreline that runs north and south. Sometime later the boat overtu

mina [271]

Answer:

Step-by-step explanation:

The answer is 5cwlcusid because it has a more angle to the attraction

4 0

3 years ago

Read 2 more answers

Evaluate the following expression. "12 more than 5"

GalinKa [24]

Answer:

Step-by-step explanation:

12+5

4 0

2 years ago