Mathematics, 25.01.2022 02:40 aidan0824

a boy is building a pyramid out of building blocks. he put 20 blocks in the first row, then he puts 19 blocks in the row above, and so on. find the total number of blocks he needs. find the total number of blocks he need

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 12:30

Asystem of equation is shown below 6x - 2y equals 3 . and 5x + 3y equals 4. would you solve by substitution or elimination? and why

Answers: 2

Answer

Mathematics, 21.06.2019 15:30

On a architect's drawing of a house, 1 inche representa 1.5

Answers: 1

Answer

Mathematics, 21.06.2019 21:00

Factor the trinomial below. 12x^2 - 32x - 12 a. 4(3x+3)(x-1) b. 4(3x+1)(x-3) c. 4(3x+6)(x-2) d. 4(3x+2)(x-6)

Answers: 2

Answer

Mathematics, 21.06.2019 22:00

Determine which postulate or theorem can be used to prove that lmn =nmo

Answers: 3

Answer

You know the right answer?

a boy is building a pyramid out of building blocks. he put 20 blocks in the first row, then he puts...

Questions

Mathematics, 31.01.2020 14:59

Allison earns $14 an hour plus $20 an hour for every hour of overtime. overtime hours are any hours more than 35 hours for the week. allison earns $14...

History, 31.01.2020 14:59

Which of the following is true about the equal rights amendment in 1972? a) it did not pass in congress. b) it was passed in congress, but the presid...

Mathematics, 31.01.2020 14:59

What is the domain and range for the following function and its inverse? f(x) = -x + 5

Biology, 31.01.2020 14:59

The dominance of phases varies within the plant kingdom. nonvascular plants (the mosses and liverworts) have the gametophyte phase dominant....

Health, 31.01.2020 14:59

Before a competition, you should not a. try anything new with food. b. have a liquid meal replacement. c. eat well the day before. d. overhydrate. it...

Mathematics, 31.01.2020 14:59

Name a pair of complementary angles...

English, 31.01.2020 14:59

What is the theme of the picture to the right and what is the author trying to say? ?

Chemistry, 31.01.2020 14:59

Moles of zn in 5.6*10^24 atoms of zn...

Biology, 31.01.2020 14:59

Apea plant with round seeds is cross with a pea with wrinkled seeds. what can you conclude about the wrinkled seeds? (a, b, c, or d)

Geography, 31.01.2020 14:59

Primary succession takes much longer than secondary succession because it involves? a. more time for development of a seed bank. b. redev...

Mathematics, 31.01.2020 14:59

What's the size of abc shown in the above figure? a. 70 b. 140 c. 35 d. 20

Mathematics, 31.01.2020 14:59

The formula for the nth term b of a geometric series is b=arn-1. find n when b=1,024, a=16 and r=2....

History, 31.01.2020 14:59

Why shouldn't there be a holiday for christopher columbus...

History, 31.01.2020 14:59

How did dr. king and other civil rights leaders use nonviolent civil disobedience to achieve desegregation and access to voting for african americans?...

English, 31.01.2020 14:59

1. which of the following is the best definition of narrator? a person who does not know the thoughts, feelings, and ideas of a cha...

Biology, 31.01.2020 14:59

Are responsible for the transport of substances down a concentration gradient during facilitated diffusion. a) ionic pumps b) ion...

Biology, 31.01.2020 14:59

Black truffles are a unique type of fungi that are highly prized by chefs and food enthusiasts throughout the world. which characteristic is seen in t...

Mathematics, 31.01.2020 14:59

According to the u. s. census bureau the population of hawaii in 2010 was 1360,301 and it was growing at an annual rate of 1.2% predict the population...

English, 31.01.2020 14:59

The chapter titles in kingsolver's book are made significant mainly throughthe author's use ofoa) imagery.ob) figurative language.

Mathematics, 31.01.2020 14:59

Tdiagram between two cars and the models...

More questions: Mathematics Another questions