3 years ago

How to do this question?

Mathematics

1 answer:

ASHA 777 [7]3 years ago

6 0

Answer:

Step-by-step explanation:

2x² - 5y + 7 when x = 2 and y = -5

2(2)² - 5(-5) + 7

= 2(4) -5(-5) + 7

= 8 + 25 + 7

= 40

You might be interested in

Find the circumference of the object. Use $3.14$ or $\frac{22}{7}$

TiliK225 [7]

C≈6.28m your welcome

4 0

3 years ago

Match the two numbers with their least common multiple (LCM).

timurjin [86]

Answer:

8 and 4: A
8 and 6: C
8 and 10: B

Step-by-step explanation:

8 and 4:

Multiples of 8: 8, 16, 24

Multiples of 4: 4, 8, 12, 16

8 and 6:

Multiples of 8: 8, 16, 24

Multiples of 6: 6, 12, 18, 24

8 and 10:

Multiples of 8: 8, 16, 24, 32, 40

Multiples of 10: 10, 20, 30, 40

4 0

3 years ago

2. GYMNASIUM You want to estimate the number of students in your school who think the gymnasium should be remodeled. You survey

umka21 [38]

Yes your going to get biased opinions and they would all say yes because they play basketball in the gym so obviously they want good things so they want it to be remodeled

6 0

2 years ago

Read 2 more answers

In the given figure, BAC = 90° and ABC = 45°. Prove that: AB = AC.

Amiraneli [1.4K]

Answer:

<h2>By angle sum property:</h2>

BAC+ABC+BCA=180°

90°+45°+x=180°

135°+x=180°

x=45°=BCA

<h2>since BCA=ABC= 45° each </h2><h2>therefore,</h2>

$AB=AC \\ (isosceles \: triangle \: \\ theorem)$

<h2>Hope it helps you<3</h2>

6 0

3 years ago

Which geometric figure are always paraelograms

kolbaska11 [484]

I don’t know I hope u get it

3 0

3 years ago