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2 years ago

Hey please help where it has the < thing it says “ones” “tens” “nines”

Mathematics

1 answer:

Keith_Richards [23]2 years ago

5 0

Answer:

$9 \times 9 = 10nines - 1nine \\ 9 \times 9 = 90 - 9 \\ 9 \times 9 = 81 \\ thank \: you$

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What is the distance between point A and point B?

Tpy6a [65]

Answer:

$\sqrt{45}$

Step-by-step explanation:

(5,9) and (2,3)

then by distance formula

$d = \sqrt{{(x1 - x2)}^{2} + {(y1 - y2)}^{2} }$

d²=3²+6²

d²=9+36

d²=45

$d = \sqrt{45 }$

8 0

2 years ago

Can someone help me plead

andrew-mc [135]

Answer:

a. 2^3

b. 3^4

c. 4^3 × 5^2

d. 9^4 × 7^2

Step-by-step explanation:

The following equations are given

a. 2 × 2× 2

b. 3 × 3 × 3 × 3

c. 4 × 4 × 4 × 5 × 5

d. 9 × 7 × 9 × 9 × 7 × 9

We need to find the index notation for the above equations

a. 2^3

b. 3^4

c. 4^3 × 5^2

d. 9^4 × 7^2

In this way it should be done

The same would be relevant

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2 years ago

Is a acute triangle regular?

mixas84 [53]

Answer:

An equilateral triangle may also be called a "regular" triangle. (A "regular" polygon has all equal sides and all equal angles.)An acute triangle has all angles measuring less than 90º. Note: It is possible for an acute triangle to also be scalene, isosceles, or equilateral.

Step-by-step explanation:

hope this helped and can u plz mark me brainlest

7 0

2 years ago

Read 2 more answers

Eighty-eight percent of all people who try to do this ratio and proportion

Inessa [10]

Answer: 61 people have worked on this worksheet so far.

Step-by-step explanation:

Given: 80% people try to do this ratio and proportion worksheet find they need some help with the problems.

Let x be the total number of people worked on this worksheet so far.

People need some help with the problems. =80% of x = 0.80x