Let c = the number of colors and d = the number… Find a formula for d in terms of c. (fullquestioninside)?

The Huichol Indians of Mexico often stretch strands of yarn onto bamboo sticks to form squares having patterns like those shown in question 14 on textbook page 193. Each new set of dots represents the vertices of a different colored square.
a.How many dots are needed for a pattern with 10 colors? 41
b.Let c = the number of colors and d = the number of dots. Find a formula for d in terms of c. Explain how you got this formula.

A picture would help.

Huichol indian art

HUICHOL MEXICAN INDIAN YARN MASK $131.75

SACRED PEYOTE w/ SCORPIONS Indian HUICHOL Hand Beaded MASK ART Novica $104.95

CROWNED DEER Mexican Artisan Handmade HUICHOL INDIAN Beaded MASK Art $98.35

Folk Art Mexican Indian Huichol Beaded Egg #1 $20.00

SUNBURST Handmade HUICHOL INDIAN BEADWORK MASK Mexican Folk Wall Decor Art $109.95

RICK GRIFFIN MESCALITO HUICHOL INDIAN MEDICINE MAN PEYOTE POSTER PRINT-1967 $284.95

MEXICO 68 OLYMPIC 1968 INDIAN HUICHOL FLAGOFFICIAL LOGO $24.99

SACRED STAR * Huichol * Indian Beaded MASK Sculpture *Mexico ART $124.56

Mexican Indian Huichol Beaded Egg #1 $13.50

Mexican Indian Huichol Beaded Egg #2 $13.50

Mexican Indian Huichol Beaded Egg #3 $13.50

SHAMAN DEER GOD’s MESSENGER Hand Beaded HUICHOL INDIAN ART Wall MASK Novica $103.95

UNIQUE HAND CRAFTED BEADED IGUANA – LIZARD – GECKO BY HUICHOL INDIAN(S) $19.99

SHAMAN FLOWER Hand Made HUICHOL INDIAN Beaded Mask ART Novica $131.68

SACRED BLUE DEER Mexican HUICHOL INDIAN BEADED MASK Wall Decor Novica ART $109.95

VINTAGE MEXICAN HUICHOL INDIAN BEADED MASK BY ALEJANDRO CARILLO NO RESERVE $44.99

Beaded Huichol Mexican Indian Animal Sculpture Cervidae Family $26.95

HUICHOL INDIAN ~ BEADED BRACELET ~ BLACK GOTH PEYOTE FLOWER MEXICO NEW $25.49

Huichol Indian Yarn Painting Mexican Folk Art Day of the Dead God’s Messanger $299.00

Huichol Indian Mexican Folk Art Gourd Offering Bowl $32.00

Exceptional Benitez Studio 24″x48″ Huichol Indian Yarn Painting Mexican Folk Art $499.00

Huichol Indian Mexican Folk Art Day of the Dead Yarn Art by Luis Castro $269.00

Jaguar Head Huichol Indian Beaded Mexican Folk Art $129.00

Huichol Indian Beaded Mexican Folk Art 13″ Sultry Snake $36.00

Sensational Huichol Indian Beaded Mexican Folk Art SUN $65.00

Huichol Indian Beaded Mexican Folk Art Radiant Mask $99.00

12″ Our Mother Eagle Huichol Indian Mexican Folk Art Yarn Art by Luis Castro $129.00

Day of the Dead Offering Huichol Indian Mexican Folk Art Yarn Art by Luis Castro $129.00

Day of the Dead Ceremony Huichol Indian Mexican Folk Art Yarn Art by Luis Castro $129.00

Huichol Indian Mexican Folk Art Yarn Painting Flowering Peyote by Luis Castro $49.00

EAGLE PROTECTOR Mexican HUICHOL INDIAN BEADED MASK Novica Handmade ART $124.56

People of the Peyote: Huichol Indian History, Religion, & Survival (1998,… $55.56

1980 ART OF THE HUICHOL INDIANS – FINE ARTS MUSEUM OF SAN FRANCISCO IN DJ $65.00

SIGNED JUAN SILVA VINTAGE HUICHOL INDIAN YARN PAINTING ART NATIVE MEXICAN WOMEN $200.00

Awsome Huichol Indian Mexican Folk Art Beaded Dolphin by Santos Bautista $45.00

Spectacular Huichol Indian Mexican Folk Art Beaded Dolphin by Santos Bautista $45.00

Huichol Indian Beaded Mexican Folk Art Bull Head $209.00

Beautiful Huichol Indian Beaded Mexican Folk Art Jaguar Head by Juan Villa Lopez $74.00

Wonderful Huichol Indian Beaded Mexican Folk Art Jaguar Head by Juan Villa Lopez $49.00

Brilliant Huichol Indian Yarn Painting Mexican Folk Art Sacred Sun Jesus Jimenez $269.00

Huichol Indian Yarn Painting Mexican Folk Art Serpent Messanger Jesus Jimenez $269.00

Huichol Indian Mexican Folk Art Day of the Dead Yarn Art by Luis Castro $269.00

VINTAGE Mexico HUICHOL Native INDIAN YARN PAINTING Picture GODsEYE SNAKE BIRD NR $0.99

DEER SHAMAN With SACRED SYMBOLS Indian HUICHOL Hand BEADED Mask MEXICAN ART NR $129.98

Peyote Hunt: The Sacred Journey of the Huichol Indians $31.31

Huichol Indian Black White Grey Gray Beaded Bracelet Piece of Art $35.00

Peyote Hunt: The Sacred Journey of the Huichol Indians $7.09

Huichol Mexican Indian Horse Burro Dog Animal Figure Ethnic Beaded Hand Made $65.00

Rare Peyote Religon Book ‘Art Of The Huichol Indians’ Paperback $100.00

RICK GRIFFIN MESCALITO HUICHOL INDIAN MEDICINE MAN PEYOTE BUTTON SHAMAN-1967 $399.95

Huichol Indian Sacred Rituals, Susana Eges. Valadez, Good Book $47.46

HUICHOL INDIAN BEADED BARRETTE PEYOTE FLOWER ~ JALISCO MEXICO ~ NEW $42.49

HUICHOL INDIAN EARRINGS ~ BEADED BLACK & BROWN SUN ~ JALISCO MEXICO ~ NEW $25.49

HUICHOL INDIAN BEADED HAIR BARRETTE ~ PEYOTE FLOWER ~ JALISCO MEXICO ~ NEW $42.49

HUICHOL INDIAN EARRINGS ~ BEADED YELLOW & BLUE FLOWER ~ JALISCO MEXICO NEW $25.49

HUICHOL INDIAN EARRINGS ~ BEADED PEYOTE FLOWER ~ JALISCO MEXICO ~ NEW $25.49

HUICHOL INDIAN BEADED BLACK & WHITE & BROWN PEYOTE FLOWER EARRINGS ~ MEXICO NEW $25.49

HUICHOL INDIAN EARRINGS ~ BEADED ORANGE & COLORS PEYOTE FLOWER ~ MEXICO ~NEW $25.49

HUICHOL INDIAN EARRINGS ~BEADED BLACK & CRYSTAL FLOWER ~ JALISCO MEXICO ~ NEW $25.49

HUICHOL INDIAN EARRINGS BEADED BLUE & BLACK PEYOTE FLOWER ~ JALISCO MEXICO ~ NEW $25.49

HUICHOL INDIAN ART BEADED BARRETTE ~ PEYOTE DREAM DOUBLE EAGLE ~ MEXICO NEW $42.49

HUICHOL INDIAN EARRINGS ~ BROWN WHTE BEADED PEYOTE FLOWER ~JALISCO MEXICO ~ NEW $25.49

HUICHOL INDIAN EARRINGS ~ BEADED GOLD & BLACK FLOWER ~ JALISCO MEXICO – NEW $25.49

HUICHOL INDIAN BEADED BARRETTE PICK ~ GREEN PEYOTE FLOWER ~ JALISCO MEXICO ~ NEW $42.49

HUICHOL INDIAN BARRETTE BEADED RED PEYOTE FLOWER ~ JALISCO MEXICO NEW $42.49

HUICHOL INDIAN EARRINGS ~ BEADED IRRIDESCENT FLOWER ~ JALISCO MEXICO $25.49

HUICHOL INDIAN MEXICO’S FOLK ART CHICKEN AND SNAKE $59.00

HUICHOL INDIAN FOLK ART HAND MADE EAGLE $59.99

HUICHOL INDIAN FOLK ART HAND MADE COYOTE $59.99

Art of the Huichol Indians by Kathleen Berrin, s/c-1978 $75.00

Authentic Huichol Indian Yarn Art from a Trip to Punta de Mita, Mexico – Magical $19.93

HUICHOL INDIAN FOLK ART JAGUAR Hand Made $150.00

HUICHOL MEXICO’S INDIAN FOLK ART HAND MADE PELICAN $55.99

The Flowers of Wiricuta: A Journey to Shamanic Power with the Huichol Indians of $8.86

HUICHOL MEXICO’S INDIAN Hand Made FOLK ART BOX $85.00