Answers by Anna Riekic

Answers by Anna Riekic

What are the center and radius of the circle defined by the equation x2 + y2 -6 x + 10y + 25 = 0

answered Nov 25, 2018

4 votes

14.3k views

What is 1/4 divided by 7/10

answered Oct 24, 2018

4 votes

83.8k views

Which of these statements is a fact a) a female cannot get pregnant the first time she has intercourse b) every female has a predictable ovulation cycle c) all contraceptives prevent stds and pregnancy

answered Jul 23, 2018

4 votes

205k views

PLEASE HELP Mrs. Williams is deciding between two field trips for her class. The Science Center charges $80 plus $5 per student. The Dino Discovery Museum simply charges $7 per student. For how many students

answered Jun 17, 2018

3 votes

166k views

Analyze the impact of Robert Boyle’s work on science today. Use examples to support your answer.

answered Apr 9, 2018

7 votes

156k views

A researcher counts the number of positive statements parents say to their children while reading their report cards and also rates the children's self-esteem. if the two measures are positively correlated,

answered Feb 12, 2018

2 votes

225k views

Frogs have lungs for breathing, but they also absorb dissolved oxygen directly through their skin. This allows respiration to occur when they are underwater. When they are on land, mucus keeps their skin

answered Feb 22, 2017

3 votes

174k views

The equation tan−1 = {8.9/7.7} x can be used to find the measure of angle LKJ. What is the measure of angle LKJ? Round to the nearest whole degree.

answered Jan 29, 2017

0 votes

169k views

Write a ratio comparing the amount of palm kernel oil 66 grams to rose hydrosol 110 grams write as a fraction then simplify

answered Mar 7, 2016

3 votes

97.3k views

Must a new substances be formed when you observe a chemical property? Explain.

answered Dec 12, 2015

4 votes

210k views

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