3 years ago

Please help!

Mathematics

1 answer:

nekit [7.7K]3 years ago

5 0

Step-by-step explanation:

3x+9+4x-3+8x-6=180

15x=180

x=12

angle 1= 3x+9=36+9=45°

angle 2=4x-3=48-3=45°

angle 3=8x-6=96-6=90°

1) it's right triangle

2) it's isosceles triangle

You might be interested in

There are a total of 375 flamingos, parrots, herons, and chachalacas at the Famous Bird Sanctuary. The ratio of flamingos to par

Tems11 [23]

Answer:

Step-by-step explanation:

Since the ratio between flamingos and chachalacas is 2:1, we see that the ratio of flamingos to chachalacas to parrots to herons is 10:5:7:3. The sum of these numbers is 25, so every 'ratio number' gets 375/25 = 15 animals. So the number of chachalacas is 15 * 5 = 75.

3 0

3 years ago

Look at this prism and its net. Rectangular prism with length labeled 5 meters, width labeled 7 meters, and height labeled 12 me

lord [1]

The surface area is <span>358.</span>

4 0

3 years ago

What monthly payment for a car lease is $300 for 24 months. The down payment is 1000. The residual value is $9000. What is the t

-BARSIC- [3]

Monthly payment - $7,200

Down payment - $1,000

Residual value - $9,000

Total cost of the lease - 17,200

6 0

3 years ago