1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Marrrta [24]
3 years ago
11

Can you find the first and third one please!

Mathematics
1 answer:
fenix001 [56]3 years ago
7 0

Answer:

The first ones area is 35 cm squared

The third ones area is 32 cm squared

Step-by-step explanation:

A=1/2H (B1+B2)

35=2.5(8+6)

32=2(7+9)

You might be interested in
PLS HELP ME ILL MARK BRAINIEST
skad [1K]

Answer:

Question 1- 288.48

Step-by-step explanation:

depending on how they round your answer the number might look different.

V= Bh which means (pi)r^2(h)

3.14 x 1.25^2 x 4.9

V=24.040625 ~ 24.04

12 x 24.04

=288.48

5 0
2 years ago
How do you solve 135x42? (step by step please)
mojhsa [17]

Answer:

5,670

Step-by-step explanation:

how do you solve 135x42? (step by step please)

Answer :

= 135 x 42

= 5,670

3 0
2 years ago
Which of the following constants can be added to x2 + x to form a perfect square trinomial? a.1/9 b.4/9 c.4 1/9
xenn [34]
You can add 4/9. 

A simple trick is to look at the numerator and denominator separately, if they're both perfect squares then you're good (4, 2^2, check. 9, 3^2, check.)
8 0
3 years ago
A psychologist thinks that listening to Mozart helps people think. She gives subjects a set of puzzles and measure how many they
BigorU [14]

Answer: 0.8

Step-by-step explanation:

Let's assume that 5 puzzles were solved in 5mins. That is, 1min for each puzzle to be solved.

From our assumption, our sample size will be 5.

The probability that a subject will solve more than 1 puzzle will be number of occurrence from 2 to 5 which is 4.

This gives: 4/5 = 0.8 to one decimal place.

4 0
3 years ago
Alan weighs 3 pounds more than twice what Dylan weighs. Write an expression to represent Alan’s weight in terms of Dylan’s weigh
aleksklad [387]

Answer: Dylan weighs 45 pounds while Alan weighs 93 pounds.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Can someone help me select the value for the two questions
    11·1 answer
  • Mr. I does a job in x hours while Mr. L can do it in y hours. How much of the job could they do together if they were to work fo
    15·1 answer
  • What number needs to be eliminated to solve this equation? 3d = -81
    8·2 answers
  • Help Please.......Seriously
    7·1 answer
  • What polynomial when divided by 9y to the 3rd power yields 8y to the 2nd power-2y+4 as a quotient?
    9·1 answer
  • Keith has $500 in a savings account at the beginning of
    5·1 answer
  • Simplify the expression.<br> 5 + 18 divided 3x2
    15·2 answers
  • Write the least possible 3-digit number using only 2 different numbers.
    5·1 answer
  • Felix’s Feed Mill sells chicken feed for $8. 00 per bag. This price is no longer high enough to create a profit. Felix decides t
    7·1 answer
  • An apartment building has 1500 residents. Every year 10% of the residents move out and no one new moves in. How many residents w
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!